26 de julho de 2026
indexStainless Steel Drive Shaft Connector Universal Joint 4 to 4mm / 3 to 3.18mm Shaft Coupling Coupler Cardan For FT011-FT012 Brushless RC Racing Boat Jet Spare Parts-- Description --This universal joint is made of stainless steel. We've two sizes for your choose, 3x3.18mm / 4x4mm, and 3x3.18mm is suitable for FT012, 4x4mm is suitable for FT011. Please choose the correct size before purchase.-- Specification & Features --* Material: stainless steel * Sizes: 3x3.18mm / 4x4mm 3x3.18mm ( for FT012 ) * Length:37mm * Inner diameter(connect motor shaft): 3.18mm, 1/8" / Outside diameter 7.5mm * Inner diameter(connect Flex shaft): 3mm / Outside diameter 7.5mm 4x4mm ( for FT011 ) * Length:43mm * Inner diameter(connect motor shaft): 4mm / Outside diameter 9mm * Inner diameter(connect Flex shaft): 4mm / Outside diameter 9mm-- Item Contains --1 Piece of Stainless Steel Shaft Connector Universal Joint ★PaymentWe only accept PayPal. Payment must be made within 7 calendar days of the auction end time. ✈ShippingUS usually takes about 7-14 days.Other countries usually takes about 20-35 business days.If you want the items are shipped by Expedited Shipping (such as DHL,UPS,EMS,Fedex),please choose the Expedited Shipping or contact me.It maybe delay for hot sales season,Strike,bad weather,and so on. It will take more time to ship to some countries. Thank you for understanding! ▶Return PoliciesYou get 3 month guarantee, and 14 days return policy after get the item, Always buy from me with confidence!If you receive a unsatisfactory item or don't arrive in time. please send us a message via ebay. We promise to give you a satisfactory solution in one working day.Please contact us before you return it (Please do not open return case,we will try our best to solve your problems,thanks) ☏CONTACT USBecause of the time difference, our work time is according to Beijing time (GMT +8:00).9:00am to 5:00pm Monday to FridayI am ready and eager to answer your question at first time,We apologize for the late reply during the holidays.
26 de julho de 2026
Product Description: Φ3mmxΦ3mm RC Boat U-Joint Dimension: D7xΦ3xΦ3xL13mm Set Screw: M2 Material: Brass Advantage: Lighter Weight and Smaller than Conventional U-Joint. Package Includes:2PCS of Φ3mmxΦ3mm Brass RC Boat U-Joint.2 Φ3mmxΦ3mm Brass RC Boat U-Joint4 M2 Set Screws1 Allen WrenchStore Policy: Welcome to TopHobbyUs eBay Store. We are committed to ensuring that you are completely satisfied with every transaction. SHIPPING:We ship your order using USPS First Class Package with a Tracking Number.Feel free to contact us, if you wish to ship your order with express service.Approx. Delivery Time: 2-5 Business Days. We will try our best to ship out your order in 24 hours.PAYMENT:We accept PayPal Payment only.RETURN POLICY: If item is defective upon receipt, customer has up to 30 days from date of receipt for an exchange or refund. If you change your mind,you can return the items to us and must keep in the original box. Buyer should pay for the returning shipping costs, and we will refund the items value (not including shipping). We are committed to ensuring that you are completely satisfied with every transaction. If you are unhappy/unsatisfied with your purchase, please contact us before you leave feedback. We will try our best to resolve the problem.
26 de julho de 2026
index4mm Flexible Shaft Cable Axle Coupling Coupler Joint for 3.17/4 5/6mm Shaft Motor RC Boat Racing Boat Marine-- Description --This couplers are made of stainless steel, they are used for RC boat to connect the motor to the drive shaft. There are four sizes avaible, please choose the correct size for your boat before purchasing, Thank you! 3.17mm to 4.0mm: for 3.17mm motor shaft, for 4.0mm flexible shaft 4.0mm to 4.0mm: for 4.0mm motor shaft, for 4.0mm flexible shaft 5.0mm to 4.0mm: for 5.0mm motor shaft, for 4.0mm flexible shaft 6.0mm to 4.0mm: for 6.0mm motor shaft, for 4.0mm flexible shaft -- Specification & Features --* Fit for 4mm flexible shaft * Material: stainless steel * Made by CNC, it strong and durable * Total Length: 28.5mm * Diameter: 11.5mm -- Item Contains --1 piece of 4mm Flexible Shaft Cable Axle Coupling Coupler Joint ★PaymentWe only accept PayPal. Payment must be made within 7 calendar days of the auction end time. ✈ShippingUS usually takes about 7-14 days.Other countries usually takes about 20-35 business days.If you want the items are shipped by Expedited Shipping (such as DHL,UPS,EMS,Fedex),please choose the Expedited Shipping or contact me.It maybe delay for hot sales season,Strike,bad weather,and so on. It will take more time to ship to some countries. Thank you for understanding! ▶Return PoliciesYou get 3 month guarantee, and 14 days return policy after get the item, Always buy from me with confidence!If you receive a unsatisfactory item or don't arrive in time. please send us a message via ebay. We promise to give you a satisfactory solution in one working day.Please contact us before you return it (Please do not open return case,we will try our best to solve your problems,thanks) ☏CONTACT USBecause of the time difference, our work time is according to Beijing time (GMT +8:00).9:00am to 5:00pm Monday to FridayI am ready and eager to answer your question at first time,We apologize for the late reply during the holidays.
26 de julho de 2026
index 2.0 2.3 3.0 3.17 4 5 6mm Motor Shaft Sleeve Coupling Joint Adapter for RC Car Boat Robot -- Discription -- These motor shaft sleeve joint coupling is for RC Car, RC Crawler, RC boat, RC robot ect. There are many kinds of joint coupler on sell. For example: "3mm To 3.17mm" means: the hole at one end is diameter 3mm, the other end diameter 3.17mm.Please choose the correct size before purchasing. Specification Hole Diameter Outside Diameter Total Length Fix screw Size 2.0mm to 2.0mm 2.0mm to 2.0mm 10mm 26mm M3 2.0mm to 2.3mm 2.0mm to 2.3mm 10mm 26mm M3 2.0mm to 3.0mm 2.0mm to 3.0mm 10mm 26mm M3 2.0mm to 3.17mm 2.0mm to 3.17mm 10mm 26mm M3 2.0mm to 4.0mm 2.0mm to 4.0mm 10mm 26mm M3 2.3mm to 3.0mm 2.3mm to 3.0mm 10mm 26mm M3 2.3mm to 3.17mm 2.3mm to 3.17mm 10mm 26mm M3 2.3mm to 4.0mm 2.3mm to 4.0mm 10mm 26mm M3 3.0mm to 3.0mm 3.0mm to 3.0mm 10mm 26mm M3 3.0mm to 3.17mm 3.0mm to 3.17mm 10mm 26mm M3 3.0mm to 5.0mm 3.0mm to 5.0mm 10mm 26mm M3 3.17mm to 4.0mm 3.17mm to 4.0mm 10mm 26mm M3 3.17mm to 5.0mm 3.17mm to 5.0mm 10mm 26mm M3 4.0mm to 3.0mm 4.0mm to 3.0mm 10mm 26mm M3 4.0mm to 4.0mm 4.0mm to 4.0mm 10mm 26mm M3 4.0mm to 5.0mm 4.0mm to 5.0mm 10mm 26mm M3 4.0mm to 6.0mm 4.0mm to 6.0mm 12mm 26mm M3 -- Specification & Features -- * Material: Aluminum alloy * Made by CNC, High concentricity * Many model for choosing. * Fix with 4x M3 set screws * Color: silver -- Item Contains -- 1 Piece of Motor Shaft Sleeve Coupling Joint Adapter 4 Pieces Set Screws ★ Payment We only accept PayPal. Payment must be made within 7 calendar days of the auction end time. ✈ Shipping US usually takes about 7-14 days. Other countries usually takes about 20-35 business days. If you want the items are shipped by Expedited Shipping (such as DHL,UPS,EMS,Fedex),please choose the Expedited Shipping or contact me. It maybe delay for hot sales season,Strike,bad weather,and so on. It will take more time to ship to some countries. Thank you for understanding! ▶ Return Policies You get 3 month guarantee, and 14 days return policy after get the item, Always buy from me with confidence! If you receive a unsatisfactory item or don't arrive in time. please send us a message via ebay. We promise to give you a satisfactory solution in one working day. Please contact us before you return it (Please do not open return case,we will try our best to solve your problems,thanks) ☏ CONTACT US Because of the time difference, our work time is according to Beijing time (GMT +8:00). 9:00am to 5:00pm Monday to Friday I am ready and eager to answer your question at first time,We apologize for the late reply during the holidays.
26 de julho de 2026
index Copper Spring Universal Joint 4x2.3/4x3.2/4x3/3x2.3/3x3.2/3x3/4x4mm Couplings for Brush Electric RC Boat -- Description -- This spring type universal joint is suitable for brush motors,such as 390/380/370/280/260/280/180 Brush motors, it doesn`t fit 550 775 or higher torque motors. it is better than hard coupling for installation, more flexible rotation and less noise. Please Note: The elastic connector is different from the hard connector. It has a service strength. It is easy to be damaged if it exceeds the elastic strength, especially when it stops or advances rapidly. -- Specification & Features -- * Material: copper * Made by welding * screws: use 3mm set screws to fix * Suitable for: brushed motors smaller than 550 * Length: 32mm * Outer Diameter: 9mm * Aperture inner diameter: 4mmx2.3mm/4mmx3.2mm/4mmx3mm/3mmx2.3mm/3mmx3.2mm/3mmx3mm/4mmx4mm (Optional) -- Item Contains -- 1 piece Copper Spring Universal Joint as you purhcased Payment We only accept PayPal. Payment must be made within 7 calendar days of the auction end time. Shipping US usually takes about 7-14 days. Other countries usually takes about 20-35 business days. If you want the items are shipped by Expedited Shipping (such as DHL,UPS,EMS,Fedex),please choose the Expedited Shipping or contact me. It maybe delay for hot sales season,Strike,bad weather,and so on. It will take more time to ship to some countries. Thank you for understanding! Return Policies You get 3 month guarantee, and 14 days return policy after get the item, Always buy from me with confidence! If you receive a unsatisfactory item or don't arrive in time. please send us a message via ebay. We promise to give you a satisfactory solution in one working day. Please contact us before you return it (Please do not open return case,we will try our best to solve your problems,thanks) CONTACT US Because of the time difference, our work time is according to Beijing time (GMT +8:00). 9:00am to 5:00pm Monday to Friday I am ready and eager to answer your question at first time,We apologize for the late reply during the holidays.
26 de julho de 2026
indexRC Boat Shaft Coupling Joint 8mm to 6.35mm 6mm to 4.76mm for 3/16" 1/4" Flex Shaft-- Description --This couplers are made of stainless steel, used for RC boat to connect the motor with the drive shaft.There are two size available: 6mm to 4.76mm, 8mm to 6.35mm.-- Specification & Features --- Material: stainless steel- Made by CNC, it strong and durable- Both fixing screws- Size: please refer to the size picture-- Item Contains --1 piece of Flexible Shaft Coupling ★PaymentWe only accept PayPal. Payment must be made within 7 calendar days of the auction end time.✈ShippingUS usually takes about 7-14 days.Other countries usually takes about 20-35 business days.If you want the items are shipped by Expedited Shipping (such as DHL,UPS,EMS,Fedex),please choose the Expedited Shipping or contact me.It maybe delay for hot sales season,Strike,bad weather,and so on. It will take more time to ship to some countries. Thank you for understanding!▶Return PoliciesYou get 3 month guarantee, and 14 days return policy after get the item, Always buy from me with confidence!If you receive a unsatisfactory item or dont arrive in time. please send us a message via ebay. We promise to give you a satisfactory solution in one working day.Please contact us before you return it (Please do not open return case,we will try our best to solve your problems,thanks)☏CONTACT USBecause of the time difference, our work time is according to Beijing time (GMT +8:00).9:00am to 5:00pm Monday to FridayI am ready and eager to answer your question at first time,We apologize for the late reply during the holidays.
26 de julho de 2026
index Elastic Coupling Universal Joint 3.175mm*4mm 4mm*4mm 5mm*4mm Coupler for RC Boat MONO Yacht -- Description -- Three sizes availible for RC Boat/Marine/Yacht, Elastic Coupling is easy to install, it is more flexible rotation and less noise. -- Specification & Features -- * Material: Stainless Steel * Length: 24mm * Outer Diameter: 10mm * Aperture inner diameter: 4mm*4mm/ 3.175mm*4mm/ 5mm*4mm (Optional) -- Item Contains -- 1 piece of Elastic Coupling Universal Joint 3.175mm 4mm 5mm Coupler for RC Boat MONO Yacht Payment We only accept PayPal. Payment must be made within 7 calendar days of the auction end time. Shipping US usually takes about 7-14 days. Other countries usually takes about 20-35 business days. If you want the items are shipped by Expedited Shipping (such as DHL,UPS,EMS,Fedex),please choose the Expedited Shipping or contact me. It maybe delay for hot sales season,Strike,bad weather,and so on. It will take more time to ship to some countries. Thank you for understanding! ▶ Return Policies You get 3 month guarantee, and 14 days return policy after get the item, Always buy from me with confidence! If you receive a unsatisfactory item or don't arrive in time. please send us a message via ebay. We promise to give you a satisfactory solution in one working day. Please contact us before you return it (Please do not open return case,we will try our best to solve your problems,thanks) CONTACT US Because of the time difference, our work time is according to Beijing time (GMT +8:00). 9:00am to 5:00pm Monday to Friday I am ready and eager to answer your question at first time,We apologize for the late reply during the holidays.
26 de julho de 2026
▷ Description Good quality super strong CNC flexible shaft couplings are suitable for high torque bush-less motor such as 4092 5684,5694.Please note: The shaft hole is designed with negative tolerance，The shaft hole is 0.02mm smaller than the remark diameter for tighter installation，If you find it difficult to install, please heat it to 200-300 degrees before installing.(the Principle of Metal Expand on Heating ,The hole diameter will be expended at heating.) ▷ Specification & Features * Material: 40Cr steel* Technology: CNC machined* Fits 4.76mm (3/16") flexible shaft* Length: 42mm* Weight: 45-55g * Size: 6mm to 4.76mm ▷ Item Contains 1pcs 1/4" Flexible Shaft Coupling (Clamp+motor shaft cutter bar)
26 de julho de 2026
index2PCS Spring Coupling Universal Joint Connector 4mm*3.2mm 4mm*2.3mm 4mm*2.3mm 3mm*2.3mm 3mm*3.2mm 3mm*3mm 4mm*4mm for Brush Motor RC Boats Marine▷ DescriptionUsed for brushed electric RC boat model, marineSuitable for brushed motors smaller than 775, such as 370, 380, 540, 550...Better to install than a hard coupling, more flexible rotation, less noise▷ Specification & Features- Material: copper- With 3mm set screws to fix- Length: 32mm- Out Diameter: 9mm- Sizes Optional: 4mm*2.3mm 4mm*3.175mm 4mm*2.3mm 3mm*2.3mm 3mm*3.175mm 3mm*3mm 4mm*4mm▷ Package Includes2 pieces of Spring Coupling for brushed motors RC Boat marine ☆PAYMENT--The safer, easier way to pay for the things you love.We accept payment via paypal only.Please make sure you UNDERSTAND & ACCEPT the above terms & conditions before bidding ☆FAST INTERNATIONAL SHIPPINGinternational Buyers-Please Note:(1) Import duties, taxes and charges are not included in the item price or shipping charges. These charges are the buyer’s responsibility.(2) We ship to your Paypal address, please make sure your shipping address on ebay is same as that of paypal..(3) Item Sent by air mail service / post takes about 15-35 days worldwide, Please note: Shipping time only for your information, In fact, sometimes less, sometimes more, it could be more than 40 because of stricter customs review, Strike, bad weather...(4) You can trace your order via ebay page after your item shipped out 3~5 days, after you buy tracking service. We offer free tracking numbers for order over US$40. Buy extra tracking service, costs $3, please feel free to contact with me. ☆RETURNS-Best service, Three month quality assuranceYou get 3 month guarantee, and 14 days return policy after get the item, Always buy from me with confidence!Please feel free to contact me if you have not received item after 30 days, I will check it and follow up your item. ☆CONTACT USBecause of the time difference, our work time is according to Beijing time (GMT +8:00).9:00am to 5:00pm Monday to FridayI am ready and eager to answer your question at first time,We apologize for the late reply during the holidays.
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