2mm/2\.3mm/3mm/3\.17mm/4mm/5mm/6mm Brass Rigid Motor Shaft Coupling Coupler Motor Transmission Connector with Screws Wrench

Great accessories for RC model motor such as airplane boat model. Widely used in metal mold mechanical drive applications. Between the transmission member can do both screw can do model remote control boat propeller shaft and the motor power. Connecting two axis with different diameters can also be connected with a motor axis or connecting shafts of different diameters. Widely used in hardware molds and the occasion of the mechanical transmission. Material: brass. Color: gold. Size: 2mm 2.3mm 3mm 3.17mm 4mm 5mm 6mm. There might be a bit color distortions due to different computer resolutions. There might be size errors due to different computer resolutions. Type 1: 2 * golden brass shaft coupling. 8 * screw. 1 * wrench. Type 2: 1 * golden brass shaft coupling. 4 * screw. 1 * wrench.