{"title":"Departments \u003e Contra","description":"","products":[{"product_id":"falcon-23x18-front-carbon-fiber-contra-propeller","title":"Falcon 23x18 Front Contra Propeller | Carbon Fiber F3A Prop","description":"\u003cp\u003e\u003cstrong\u003eFalcon 23x18 Front Contra Rotating Carbon Fiber Propeller (C2CR2318F)\u003c\/strong\u003e is designed for modern contra drive systems used in F3A and precision aerobatic electric aircraft. Falcon propellers are known for their exceptional balance, efficiency, and smooth operation, making them a popular choice among competitive pilots.\u003c\/p\u003e\n\u003cp\u003eThe 23x18 front propeller is engineered to work with a matching rear propeller in a contra rotation setup. This configuration helps reduce torque effects, improves thrust efficiency, and delivers smoother throttle response during precision aerobatic maneuvers.\u003c\/p\u003e\n\u003cp\u003eConstructed from high-quality carbon fiber, this propeller provides excellent strength while remaining lightweight for optimal performance and durability.\u003c\/p\u003e\n\u003ch3\u003eFeatures\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eFalcon carbon fiber contra rotating propeller\u003c\/li\u003e\n\u003cli\u003e23x18 size – front propeller\u003c\/li\u003e\n\u003cli\u003eDesigned for contra drive systems\u003c\/li\u003e\n\u003cli\u003eIdeal for F3A and precision aerobatic aircraft\u003c\/li\u003e\n\u003cli\u003eLightweight and rigid carbon fiber construction\u003c\/li\u003e\n\u003cli\u003eSmooth and efficient power delivery\u003c\/li\u003e\n\u003cli\u003eIncludes a set of covers\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cem\u003eNote: This is the front propeller for a contra drive system and must be paired with the appropriate matching rear propeller.\u003c\/em\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e Dualsky CRS3500 Mk3\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Falcon","offers":[{"title":"Default Title","offer_id":46988545032414,"sku":"C2CR2318F","price":126.5,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0745\/1436\/6686\/files\/falcon-contra-front-01_7.jpg?v=1748990183"},{"product_id":"falcon-contra-prop-23x20-front","title":"Falcon Contra Prop, 23x20 Front","description":"\u003ch3\u003e\u003cstrong\u003eContra Drive Propeller, 23x20 Front, Falcon Brand for Contra RC Planes\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eCarbon fiber construction\u003c\/li\u003e\n\u003cli\u003eUltra-lightweight\u003c\/li\u003e\n\u003cli\u003eIncludes a full set of prop covers\u003c\/li\u003e\n\u003cli\u003ePre-Balanced\u003c\/li\u003e\n\u003cli\u003eTested and Inspected\u003c\/li\u003e\n\u003cli\u003eQuality you expect from Falcon\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThe number one selling brand of Carbon Fiber Propellers. Year after year Falcon continues to produce a consistent, high-quality line of carbon fiber propellers. Trust your drive to Falcon brand.\u003c\/p\u003e\n\u003cp\u003eThis Falcon carbon fiber propeller is designed to fit these popular drives:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eGaishen  V4 Contra Drives\u003c\/li\u003e\n\u003cli\u003eAdverrun Drives\u003c\/li\u003e\n\u003cli\u003e Dualsky CRS3500 Mk3\u003c\/li\u003e\n\u003cli\u003e\u003cbr\u003e\u003c\/li\u003e\n\u003cli\u003eAP Drives\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Falcon","offers":[{"title":"Default Title","offer_id":46988545392862,"sku":"C2CR2320F","price":126.5,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0745\/1436\/6686\/files\/falcon-contra-front-01_6.jpg?v=1748990200"},{"product_id":"falcon-contra-rotating-cf-propeller-23x20-rear-c2cr2320r-with-set-of-covers","title":"Falcon Contra Propeller, 23x20 Rear Carbon Fiber","description":"\u003ch2\u003eFalcon Contra Propeller, 23x20 Rear Carbon Fiber\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eCarbon fiber construction\u003c\/li\u003e\n\u003cli\u003eUltra-light weight\u003c\/li\u003e\n\u003cli\u003eIncludes a full set of prop covers\u003c\/li\u003e\n\u003cli\u003ePre-Balanced\u003c\/li\u003e\n\u003cli\u003eTested and Inspected\u003c\/li\u003e\n\u003cli\u003eQuality you expect from Falcon\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThe number one selling brand of Carbon Fiber Propellers. Year after year Falcon continues to produce a consistent, high quality line of carbon fiber propellers. Trust your drive to Falcon brand.\u003c\/p\u003e\n\u003cp\u003eThis Falcon carbon fiber propeller is designed to fit these popular drives:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eGaishen Contra Drives\u003c\/li\u003e\n\u003cli\u003eBrenner Contra Drives\u003c\/li\u003e\n\u003cli\u003eAderrun Drives\u003c\/li\u003e\n\u003cli\u003eRS - CRS Drives\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Falcon","offers":[{"title":"Default Title","offer_id":46988545458398,"sku":"C2CR2320R","price":126.5,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0745\/1436\/6686\/files\/falcon-contra-rear-02_6.jpg?v=1748990218"},{"product_id":"falcon-contra-rotating-cf-propeller-23x22-rear-c2cr2322r-with-set-of-covers","title":"Falcon Contra Prop, 23x22 Rear","description":"\u003ch3\u003e\u003cstrong\u003eContra Drive Propeller, 23x22 Rear Pusher, Falcon Brand\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eCarbon fiber construction\u003c\/li\u003e\n\u003cli\u003eUltra-lightweight\u003c\/li\u003e\n\u003cli\u003eIncludes a full set of prop covers\u003c\/li\u003e\n\u003cli\u003ePre-Balanced\u003c\/li\u003e\n\u003cli\u003eTested and Inspected\u003c\/li\u003e\n\u003cli\u003eQuality you expect from Falcon\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThe number one selling brand of Carbon Fiber Propellers. Year after year Falcon continues to produce a consistent, high-quality line of carbon fiber propellers. Trust your drive to Falcon brand.\u003c\/p\u003e\n\u003cp\u003eThis Falcon carbon fiber propeller is designed to fit these popular drives:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eGaishen Contra Drives\u003c\/li\u003e\n\u003cli\u003eBrenner Contra Drives\u003c\/li\u003e\n\u003cli\u003eAderrun Drives\u003c\/li\u003e\n\u003cli\u003eDualsky Contra Drive\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Falcon","offers":[{"title":"Default Title","offer_id":46988545655006,"sku":"C2CR2322R","price":126.5,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0745\/1436\/6686\/files\/falcon-contra-rear-03_7.jpg?v=1748990241"},{"product_id":"pt-model-23x20-contra-prop-front","title":"PT Model 23x20 Contra Prop Front","description":"\u003ch3\u003e23x20 PT Model New Style Contra Prop Front \u003c\/h3\u003e\n\u003cp\u003eA completely new style of Contra prop. This is a High Tech Blade design. Because of the wider shape, it requires less pitch than a comparable Falcon contra propeller.\u003c\/p\u003e\n\u003cp\u003e 8MM Shaft requires no added insert.\u003c\/p\u003e\n\u003cp\u003e Approx. weight is 45 grams\u003c\/p\u003e\n\u003cp\u003e Made of Carbon Fiber\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e","brand":"PT Model","offers":[{"title":"Default Title","offer_id":46988906365150,"sku":"PT2320F","price":155.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0745\/1436\/6686\/files\/pt-model-props.jpg?v=1749077350"},{"product_id":"pt-model-22x20-contra-prop-rear","title":"PT Model 22x20 Contra Prop Rear","description":"\u003ch3\u003e PT Model New Style Contra Prop Rear 22x20\u003c\/h3\u003e\n\u003cp\u003eA completely new style of Contra prop. This is a High Tech Blade design. Because of the wider shape, it requires less pitch than a comparable Falcon contra propeller.\u003c\/p\u003e\n\u003cp\u003eThis rear prop is designed to fit all the modern Contra systems on the market today.\u003c\/p\u003e\n\u003cp\u003e Approx. weight is 53 grams\u003c\/p\u003e\n\u003cp\u003e Made of Carbon Fiber\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e","brand":"PT Model","offers":[{"title":"Default Title","offer_id":46988906496222,"sku":"PT2220R","price":128.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0745\/1436\/6686\/files\/pt-model-props_1.jpg?v=1749077373"},{"product_id":"dualsky-82mm-spinner-system-for-the-crs3000-contra-system","title":"Dualsky 82MM Spinner system for the CRS3000 Contra system","description":"\u003ch3\u003eDualsky 82MM Spinner system for the CRS3000 Contra system\u003c\/h3\u003e","brand":"Dualsky","offers":[{"title":"Default Title","offer_id":46988910133470,"sku":"CRS300082MMspinner","price":195.95,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0745\/1436\/6686\/files\/crs3000_1_2.jpg?v=1749077612"},{"product_id":"dualsky-22x20-front-cf-contra-propeller","title":"Dualsky 22x20 Front CF Contra propeller","description":"\u003ch3\u003eDualsky 22x20 Front CF Contra propeller\u003c\/h3\u003e\n\u003cp\u003e New to the Market for 2024 we present the Contra prop system by Dualsky.\u003c\/p\u003e\n\u003cp\u003e Designed to provide the maximum in performance for any Contra Drive system on the market.\u003c\/p\u003e\n\u003cp\u003e These Props are extremely well made and light.\u003c\/p\u003e\n\u003cp\u003e The best performance will be acheived when paired with the Dualsky 22x20 Rear sold here.\u003c\/p\u003e\n\u003cp\u003e Size: 22x20 Front\u003c\/p\u003e\n\u003cp\u003e Weight: 34 Grams\u003c\/p\u003e","brand":"Dualsky","offers":[{"title":"Default Title","offer_id":46988957778142,"sku":"DSK2220F","price":124.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0745\/1436\/6686\/files\/dskcrpprop.jpg?v=1749082712"},{"product_id":"dualsky-22x20-rear-cf-contra-propeller","title":"Dualsky 22x20 Rear CF Contra propeller","description":"\u003ch3\u003eDualsky 22x20 Rear CF Contra propeller\u003c\/h3\u003e\n\u003cp\u003e New to the Market for 2024 we present the Contra prop system by Dualsky.\u003c\/p\u003e\n\u003cp\u003e Designed to provide the maximum in performance for any Contra Drive system on the market.\u003c\/p\u003e\n\u003cp\u003e Notice the wider blade design which in theory should inprove the braking function.\u003c\/p\u003e\n\u003cp\u003e These Props are extremely well made and light.\u003c\/p\u003e\n\u003cp\u003e The best performance will be acheived when paired with the Dualsky 22x20 Front Prop sold here.  Note this listing is for the rear prop only.\u003c\/p\u003e\n\u003cp\u003e Size: 22x20 Rear\u003c\/p\u003e\n\u003cp\u003e Weight: 38 Grams\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e","brand":"Dualsky","offers":[{"title":"Default Title","offer_id":46988957941982,"sku":"DSK2220R","price":124.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0745\/1436\/6686\/files\/dskcrpprop_1.jpg?v=1749082724"},{"product_id":"pt-model-22x18-contra-prop-front","title":"PT Model 22x18 Contra Prop Front","description":"\u003ch3\u003e22x18 PT Model New Style Contra Prop Front \u003c\/h3\u003e\n\u003cp\u003eA completely new style of Contra prop. This is a High Tech Blade design. Because of the wider shape, it requires less pitch than a comparable Falcon contra propeller.\u003c\/p\u003e\n\u003cp\u003e 8MM Shaft requires no added insert.\u003c\/p\u003e\n\u003cp\u003e Approx. weight is 45 grams\u003c\/p\u003e\n\u003cp\u003e Made of Carbon Fiber\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e","brand":"PT Model","offers":[{"title":"Default Title","offer_id":46988971933918,"sku":"PT2218F","price":127.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0745\/1436\/6686\/files\/pt-model-props_3.jpg?v=1749084973"},{"product_id":"pt-model-23x20-contra-prop-rear","title":"PT Model 23x20 Contra Prop Rear","description":"\u003ch3\u003e23x20 PT Model New Style Contra Prop Rear \u003c\/h3\u003e\n\u003cp\u003eA completely new style of Contra prop. This is a High Tech Blade design. Because of the wider shape, it requires less pitch than a comparable Falcon contra propeller.\u003c\/p\u003e\n\u003cp\u003eThis rear prop is designed to fit all the modern Contra systems on the market today.\u003c\/p\u003e\n\u003cp\u003e Approx weight is 53 grams\u003c\/p\u003e\n\u003cp\u003e Made of Carbon Fiber\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e","brand":"PT Model","offers":[{"title":"Default Title","offer_id":46988971999454,"sku":"PT2320R","price":155.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0745\/1436\/6686\/files\/pt-model-props_1_1.jpg?v=1749084997"},{"product_id":"falcon-contra-prop-23x20-rear-white","title":"Falcon Contra Prop, 23x20 Rear, White","description":"\u003cp\u003e\u003cstrong\u003eContra Drive Propeller, 23x20 Rear Pusher Prop, White Falcon Brand\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eSpinner not included (as shown in photo)\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eCarbon fiber construction\u003c\/li\u003e\n\u003cli\u003eUltra-light weight\u003c\/li\u003e\n\u003cli\u003eIncludes a full set of prop covers\u003c\/li\u003e\n\u003cli\u003ePre-Balanced\u003c\/li\u003e\n\u003cli\u003eTested and Inspected\u003c\/li\u003e\n\u003cli\u003eQuality you expect from Falcon\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThe number one selling brand of Carbon Fiber Propellers. Year after year Falcon continues to produce a consistent, high quality line of carbon fiber propellers. Trust your drive to Falcon brand.\u003c\/p\u003e\n\u003cp\u003eThis Falcon carbon fiber propeller is designed to fit these popular drives:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eGaishen Contra Drives\u003c\/li\u003e\n\u003cli\u003eDualsky Contra Drives\u003c\/li\u003e\n\u003cli\u003eAdverrun Drives\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Falcon","offers":[{"title":"Default Title","offer_id":46989006667998,"sku":"C2CR2320R-WHT","price":139.15,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0745\/1436\/6686\/files\/whitec2cr_1_1.jpg?v=1749088673"},{"product_id":"falcon-contra-prop-23x20-front-white","title":"Falcon Contra Prop, 23x20 Front, White","description":"\u003cp\u003e\u003cstrong\u003eContra Drive Propeller, 23x20 Front Prop, White Falcon Brand\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eSpinner not included (as shown in photo)\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eCarbon fiber construction\u003c\/li\u003e\n\u003cli\u003eUltra-lightweight\u003c\/li\u003e\n\u003cli\u003eIncludes a full set of prop covers\u003c\/li\u003e\n\u003cli\u003ePre-Balanced\u003c\/li\u003e\n\u003cli\u003eTested and Inspected\u003c\/li\u003e\n\u003cli\u003eQuality you expect from Falcon\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThe number one selling brand of Carbon Fiber Propellers. Year after year Falcon continues to produce a consistent, high-quality line of carbon fiber propellers. Trust your drive to Falcon brand.\u003c\/p\u003e\n\u003cp\u003eThis Falcon carbon fiber propeller is designed to fit these popular drives:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eGaishin Contra Drives\u003c\/li\u003e\n\u003cli\u003eAdverrun Drives\u003c\/li\u003e\n\u003cli\u003eDualsky Contra drives sold here\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Falcon","offers":[{"title":"Default Title","offer_id":46989006897374,"sku":"C2CR2320F-Wht","price":139.15,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0745\/1436\/6686\/files\/c2cr-white-271x203_2.jpg?v=1749088685"},{"product_id":"23x18-pt-model-carbon-fiber-contra-prop-front","title":"PT Model 23x18 Carbon Fiber Contra Propeller (Front) | F3A Electric","description":"\u003cp\u003e\u003cstrong\u003ePT Model 23x18 Carbon Fiber Contra Propeller (Front)\u003c\/strong\u003e is designed for modern contra drive systems used in F3A and precision aerobatic electric aircraft. Built from lightweight carbon fiber, this front contra propeller offers excellent rigidity, smooth throttle response, and efficient power delivery for high-performance flight.\u003c\/p\u003e\n\n\u003cp\u003ePT Model contra propellers are known for their precise construction, clean finish, and consistent performance. The 23x18 front prop is intended to be paired with the matching rear propeller in a contra rotation setup to help reduce torque effects and improve overall aircraft stability.\u003c\/p\u003e\n\n\u003ch3\u003eFeatures\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003ePT Model carbon fiber contra propeller\u003c\/li\u003e\n  \u003cli\u003e23x18 size\u003c\/li\u003e\n  \u003cli\u003eFront propeller for contra drive systems\u003c\/li\u003e\n  \u003cli\u003eLightweight, rigid carbon fiber construction\u003c\/li\u003e\n  \u003cli\u003eIdeal for F3A and precision aerobatic aircraft\u003c\/li\u003e\n  \u003cli\u003eSmooth and efficient power delivery\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cem\u003eNote: This is the front propeller only and should be paired with the appropriate matching rear contra propeller.\u003c\/em\u003e\u003c\/p\u003e","brand":"PT Model","offers":[{"title":"Default Title","offer_id":46989010174174,"sku":"PTMOD2318F","price":155.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0745\/1436\/6686\/files\/23x18_pt_prop_contra.png?v=1773609004"},{"product_id":"pt-model-contra-prop-23x22-carbon-fiber-rear","title":"PT Model Contra Prop 23x22 Carbon Fiber Rear","description":"\u003ch3\u003e23x22 PT Model CF Contra Prop Rear \u003c\/h3\u003e\n\u003cp\u003eA completely new style of Contra prop. 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Year after year Falcon continues to produce a consistent, high-quality line of carbon fiber propellers. Trust your drive to Falcon brand.\u003c\/p\u003e\n\u003cp\u003eThis Falcon carbon fiber propeller is designed to fit these popular drives:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eGaishin Contra Drives\u003c\/li\u003e\n\u003cli\u003eAdverrun Drives\u003c\/li\u003e\n\u003cli\u003eRS - CRS Drives\u003c\/li\u003e\n\u003cli\u003e Dualsky CRS3500 Mk3\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Falcon","offers":[{"title":"Default Title","offer_id":47048656421086,"sku":"C2CR2220F-WHT","price":139.15,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0745\/1436\/6686\/files\/c2cr-white-271x203_jpg.webp?v=1751408445"},{"product_id":"dualsky-crs3500-mkiii-ae-max-3500w-for-fai-f3a-competition-for-12s-power","title":"Dualsky CRS3500 MKIII AE Max 3500W for FAI F3A competition For 12S power","description":"\u003ch3\u003eDualsky CRS3500 MK3 F3A Contra system for 12S Lipos Complete systems\u003c\/h3\u003e\n\u003cp class=\"f16\"\u003e\u003cb\u003eProduct Description：\u003c\/b\u003e\u003c\/p\u003e\n\u003cdiv class=\"mcot\"\u003e\n\u003cp\u003e1. Upgrade the main shaft bearing, rated dynamic load Cr(N) increased by 105% (2100N)\u003cbr\u003e2. The new belt and gear system improves dynamic load stability and is lighter than the previous generation\u003cbr\u003e3. Newly designed lightweight propeller base, and the \u003cspan\u003einstallation distance is increased by 2mm\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e4. The new motor has upgraded the magnet and magnetic circuit, and the torque is increased by about 10% (without increasing the current).\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e5. Equipped with a new active cooling motor back cover\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e6. The weight of the whole machine is still controlled within 490g\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e7.The motor power is increased by 500W, and the weight of the whole machine is increased by only 40g\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e8. Provides a wider range of torque variation, more uniform acceleration and deceleration characteristics\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e9. The accessories include CRS Spinner Kit (D82mm, white) and Mount Kit\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cp\u003eFalcon and PT Model props are sold here.\u003c\/p\u003e\n\u003cp\u003eThese units include a wrench for tightening, a Prop spacer, a White plastic spinner, and a mounting system.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e","brand":"Dualsky","offers":[{"title":"Default Title","offer_id":47500438372574,"sku":"CRS350012SMK3","price":1149.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0745\/1436\/6686\/files\/CRS3500_4.png?v=1757020213"},{"product_id":"dualsky-crs3500-mkiii-ae-max-3500w-for-fai-f3a-contra-system-for-10s-power","title":"Dualsky CRS3500 MKIII AE Max 3500W for FAI F3A Contra System For 10S power","description":"\u003ch3\u003eDualsky CRS3500 MK3 F3A Contra system for 10S Lipos Complete systems\u003c\/h3\u003e\n\u003cp class=\"f16\"\u003e\u003cb\u003eProduct Description：\u003c\/b\u003e\u003c\/p\u003e\n\u003cdiv class=\"mcot\"\u003e\n\u003cp\u003e1. Upgrade the main shaft bearing, rated dynamic load Cr(N) increased by 105% (2100N)\u003cbr\u003e2. The new belt and gear system improves dynamic load stability and is lighter than the previous generation\u003cbr\u003e3. Newly designed lightweight propeller base, and the \u003cspan\u003einstallation distance is increased by 2mm\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e4. The new motor has upgraded the magnet and magnetic circuit, and the torque is increased by about 10% (without increasing the current).\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e5. Equipped with a new active cooling motor back cover\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e6. The weight of the whole machine is still controlled within 490g\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e7.The motor power is increased by 500W, and the weight of the whole machine is increased by only 40g\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e8. Provides a wider range of torque variation, more uniform acceleration and deceleration characteristics\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e9. The accessories include CRS Spinner Kit (D82mm, white) and Mount Kit\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cp\u003eFalcon and PT Model props are sold here.\u003c\/p\u003e\n\u003cp\u003eThese units include a wrench for tightening, a Prop spacer, a White plastic spinner, and a mounting system.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e","brand":"Dualsky","offers":[{"title":"Default Title","offer_id":47500445614302,"sku":"CRS350010SMK3","price":1149.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0745\/1436\/6686\/files\/CRS3500_4.png?v=1757020213"},{"product_id":"falcon-contra-prop-22x20-front","title":"Falcon Contra Prop, 22x20 Front","description":"\u003ch3\u003eContra Prop, 22x20 Front (Falcon) \u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eCarbon fiber construction\u003c\/li\u003e\n\u003cli\u003eUltra-lightweight\u003c\/li\u003e\n\u003cli\u003eIncludes a full set of prop covers\u003c\/li\u003e\n\u003cli\u003ePre-Balanced\u003c\/li\u003e\n\u003cli\u003eTested and Inspected\u003c\/li\u003e\n\u003cli\u003eQuality you expect from Falcon\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThe number one selling brand of Carbon Fiber Propellers. Year after year Falcon continues to produce a consistent, high-quality line of carbon fiber propellers. Trust your drive to Falcon brand.\u003c\/p\u003e\n\u003cp\u003eThis Falcon carbon fiber propeller is designed to fit these popular drives:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eGaishen  V4 Contra Drives\u003c\/li\u003e\n\u003cli\u003eAdverrun Drives\u003c\/li\u003e\n\u003cli\u003eDualsky CRS\u003c\/li\u003e\n\u003cli\u003eAP Drives\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Falcon","offers":[{"title":"Default Title","offer_id":47570786025694,"sku":"C2CR2220F","price":126.5,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0745\/1436\/6686\/files\/falcon-contra-front-01_5_jpg.webp?v=1750974989"},{"product_id":"contra-prop-21x22-rear-falcon","title":"Falcon 21x22 Rear Contra Carbon Fiber Propeller (F3A Electric)","description":"\u003ch2 style=\"font-size: 2em; color: #1e293b; margin-bottom: 0.5em;\"\u003eFalcon 21x22 Rear Contra Carbon Fiber Propeller\u003c\/h2\u003e\n\u003cp style=\"font-size: 1.1em; line-height: 1.6; color: #334155;\"\u003eThe \u003cstrong\u003eFalcon 21x22 Rear Contra Propeller\u003c\/strong\u003e is the gold standard for high-performance F3A and precision aerobatic propulsion. Specifically engineered for the rear position of a contra-rotating drive, this 22-pitch blade provides the essential \"bite\" and braking authority required for world-class sequences. Experience a torque-free flight envelope with unparalleled consistency and aerodynamic precision.\u003c\/p\u003e\n\u003c!-- System Warning \/ Best For Grid --\u003e\n\u003cdiv style=\"display: grid; grid-template-columns: 1fr 1fr; gap: 15px; margin: 25px 0;\"\u003e\n\u003cdiv style=\"background-color: #fff7ed; padding: 20px; border-left: 5px solid #ea580c; border-radius: 4px;\"\u003e\n\u003ch3 style=\"color: #9a3412; margin-top: 0; font-size: 1.1em;\"\u003e⚠️ System Requirement\u003c\/h3\u003e\n\u003cp style=\"margin-bottom: 0; color: #9a3412; font-size: 0.95em;\"\u003e\u003cstrong\u003eRear Propeller Only.\u003c\/strong\u003e Must be paired with a matched front propeller in a contra-rotating drive system. Not for standalone use.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background-color: #f0fdf4; padding: 20px; border-left: 5px solid #16a34a; border-radius: 4px;\"\u003e\n\u003ch3 style=\"color: #166534; margin-top: 0; font-size: 1.1em;\"\u003e✅ Best For\u003c\/h3\u003e\n\u003cul style=\"margin-bottom: 0; padding-left: 20px; color: #374151; font-size: 0.9em;\"\u003e\n\u003cli\u003eF3A Competition Aircraft\u003c\/li\u003e\n\u003cli\u003eBrenner \/ CRS Contra Drives\u003c\/li\u003e\n\u003cli\u003ePrecision Constant-Speed Flight\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch3\u003eCompetition Features\u003c\/h3\u003e\n\u003cul style=\"line-height: 1.8; color: #334155;\"\u003e\n\u003cli\u003e\n\u003cstrong\u003eOptimized Rear Pitch:\u003c\/strong\u003e The 22\" pitch is specifically calculated to work within the accelerated airflow of the front propeller.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUltra-Rigid Carbon Fiber:\u003c\/strong\u003e Maintains perfect aerodynamic profile even during high-load vertical pull-ups and aggressive braking.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eVibration-Free Operation:\u003c\/strong\u003e Hand-crafted and factory balanced to the highest tolerances for sensitive F3A airframes.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBraking Authority:\u003c\/strong\u003e Engineered to act as a precision airbrake on downlines, ensuring a constant-speed presentation.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFeatherweight Construction:\u003c\/strong\u003e Minimizes rotational inertia for instantaneous response from the Contra Drive unit.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cdiv style=\"margin: 30px 0;\"\u003e\n\u003cdetails style=\"border: 1px solid #e2e8f0; border-radius: 8px; overflow: hidden;\" open=\"\"\u003e\n\u003csummary style=\"padding: 15px; background-color: #f1f5f9; font-weight: bold; cursor: pointer; color: #1e293b;\"\u003e📊 View Technical Specifications\u003c\/summary\u003e\n\u003cdiv style=\"padding: 0;\"\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse; font-size: 0.95em;\"\u003e\n\u003ctbody\u003e\n\u003ctr style=\"border-bottom: 1px solid #f1f5f9;\"\u003e\n\u003ctd style=\"padding: 12px 20px; color: #64748b;\"\u003e\u003cstrong\u003eDiameter\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 12px 20px; color: #1e293b;\"\u003e21 inches\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"border-bottom: 1px solid #f1f5f9;\"\u003e\n\u003ctd style=\"padding: 12px 20px; color: #64748b;\"\u003e\u003cstrong\u003ePitch\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 12px 20px; color: #1e293b;\"\u003e22 (Rear Optimized)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"border-bottom: 1px solid #f1f5f9;\"\u003e\n\u003ctd style=\"padding: 12px 20px; color: #64748b;\"\u003e\u003cstrong\u003eMaterial\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 12px 20px; color: #1e293b;\"\u003eHigh-Modulus Carbon Fiber\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"border-bottom: 1px solid #f1f5f9;\"\u003e\n\u003ctd style=\"padding: 12px 20px; color: #64748b;\"\u003e\u003cstrong\u003eCenter Hole\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 12px 20px; color: #1e293b;\"\u003e~17.5mm (Compatible with most hubs)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 12px 20px; color: #64748b;\"\u003e\u003cstrong\u003eRotation\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 12px 20px; color: #1e293b;\"\u003eContra-Rear (Matched)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003c\/details\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background-color: #fdfce8; border: 1px solid #fef08a; padding: 20px; border-radius: 8px; margin: 25px 0;\"\u003e\n\u003ch4 style=\"color: #854d0e; margin-top: 0;\"\u003e💡 Gator-RC Modeler’s Tip: Pairing the 21x22\u003c\/h4\u003e\n\u003cp style=\"color: #854d0e; font-size: 0.95em; margin-bottom: 0;\"\u003eIn F3A Contra systems, the rear prop almost always carries more pitch than the front (e.g., pairing this with a 20\" or 21\" front prop). This ensures the rear prop remains efficient despite the turbulent \"wash\" from the front, providing the superior braking authority Falcon is famous for.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003chr style=\"border: 0; border-top: 1px solid #e2e8f0; margin: 30px 0;\"\u003e\n\u003cdiv style=\"background-color: #f0f7ff; padding: 20px; border-left: 5px solid #007ace; border-radius: 4px;\"\u003e\n\u003ch3 style=\"color: #0c4a6e; margin-top: 0;\"\u003eThe Gator-RC Advantage\u003c\/h3\u003e\n\u003cp style=\"color: #0c4a6e; margin-bottom: 0;\"\u003eGator-RC is a premier destination for competition-grade \u003cstrong\u003eFalcon Propellers\u003c\/strong\u003e. We understand the nuances of F3A flight and provide the precision gear you need to step onto the podium. Shop with confidence and enjoy fast, secure shipping.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Falcon","offers":[{"title":"Default Title","offer_id":47793424105694,"sku":"C2CR2122R","price":126.5,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0745\/1436\/6686\/files\/falcon-contra-rear-03_4_jpg.webp?v=1750975607"}],"url":"https:\/\/www.gator-rc.com\/collections\/departments-contra.oembed","provider":"Gator RC","version":"1.0","type":"link"}