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MECCANIXITY 3.17mm to 3.17mm Inner Dia Rotatable Universal Joint Shaft Coupling Motor Shaft Coupler L23 x D9 with Screws and Wrench for RC Model Pack of 3

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$9.99

$ 3 .99 $3.99

In Stock

1.SizeName:3mm To 3mm


  • Shaft fitting accessories to connect two different shafts and make them rotate together to transmit torque. Applied for RC model car, RC model boat, 3D printers, snow blowers, grinders and other DIY projects
  • Color: Silver Tone; Outer Dia.: 9mm/0.35inch; Inner Dia: 3mm x 3.17mm/0.12inch x0.12inch; Length: 23mm/ 0.91inch; Fastening Screws: M4*0.7
  • The universal joint is made of 45# steel and with electroplated finish, sturdy and durable. Features with large transmission torque, high efficiency, stable transmission, small gap impact
  • When you installing it, firstly install the two halves of the coupling on the two connected shafts respectively, then align, move and adjust the shaft to the correct place
  • In order to give full play to its function, please start the installation within the maximum allowable eccentricity range


What is this?
Shaft fitting accessories to connect two different shafts and make them rotate together to transmit torque. Applied for RC model car, RC model boat, 3D printers, snow blowers, grinders and other DIY projects.
What will I get?
Color: Silver Tone
Material: 45# Steel
Surface Finish: Electroplated
Section: One
Size: 23mm x 9mm/0.91inch x 0.35inch (L*D)
3.17mm to 3.17mm(0.12inch to 0.12inch)
Package Contents: 3 x Universal Joints, 1 x Wrench, M3*0.5 Fastening Screws
Is there any advantages of the product?
Made of 45# steel and with electroplated finish, the universal joint is sturdy and durable.
Features with large transmission torque, high efficiency, stable transmission, small gap impact. Especially under the correct technical control conditions, it can access long lasting use.
How to use it ?
When you installing it, firstly install the two halves of the coupling on the two connected shafts respectively, then align, move and adjust the shaft to the correct place.
What should I notice?
In order to give full play to its function, please start the installation within the maximum allowable eccentricity range.


JD W
Reviewed in the United States on November 17, 2022
Sloppy/loose fit and may not work well. I'll drill and tap and opposite side hole and see if I can remove most of the slop a the run out will shake the motor and boat model pretty hard. Or may just return them for better quality parts
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