Description:

【Type】- 6mm Hex Brass Shaft Coupling, suitable for model shaft connection, perfect accessories for RC Model motor, etc..
【Coupling Size】- Hex Height : 6mm ; Opposite Side: 12mm ; Cylinder Height: 24mm ; Cylinder Outer Diameter: 11.5mm ; Cylinder Inner Diameter: 6mm ; Fastening Screw Hole: M4.
【Material:】- Made of brass, sturdy, reliable and strictly functional. Durable and insulation, make your shaft more stable, easy to install and replace..
【Function】- A special coupler, used for connecting the motor shaft and the hexagon wheel of the robot and other models..
【Package Content】- 4pcs Hex Coupler, 8pcs M4 Screws, 2pcs 4mm Hex Wrench..