1PC 2mm 2.3mm 3mm 3.175mm 4mm 5mm 6mm Motor Shaft Coupling Copper Joint Coupler Connector for RC Boat Marine Car Robot

1PC 2mm 2.3mm 3mm 3.175mm 4mm 5mm 6mm Motor Shaft Coupling Copper Joint Coupler Connector for RC Boat Marine Car Robot

-- Description --

-The brass coupling is a through hole connecting two optical axes of different diameters, or connecting motors and an optical axle, or connecting axes of different diameters.
-It can be used as either a screw rod or a transmission between the propeller shaft and the motor of a model remote control ship.
-Side screw holes are unified as M3. Each coupling is supplied with four screws and one package will be sent to a wrench.
-There are many kinds of joint couplers on sold. For example "2mm to 5mm" means the apertures diameter at both ends were 2mm and 5mm respectively. Please choose the correct sizes to purchase.

-- Specification & Features --

* Material: brass
* Diameter of both ends of cross section: 9mm
* Intermediate diameter of cross section: 7.3mm
* Total length:20mm
* Sizes:
2mm to 2mm
2mm to 2.3mm
2mm to 3mm
2mm to 3.175mm
2mm to 4mm
2mm to 5mm
2mm to 6mm
2.3mm to 2.3mm
2.3mm to 3mm
2.3mm to 4mm
3mm to 3mm
3mm to 3.17mm
3mm to 4mm
3mm to 5mm
3mm to 6mm
3.175mm to 3.175mm
3.175mm to 4mm
3.175mm to 5mm
4mm to 4mm
4mm to 5mm
4mm to 6mm
5mm to 5mm
5mm to 6mm
6mm to 6mm

-- Item Contains --

1 x brass couplings
4 x screws
1 x wrench

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