Specification Brand : ZIZEV BulletPoint1 : Safe To Use: The product is manufactured in accordance with strict quality standards and quality control, with good material, stable performance, and good safety performance. It can be used with confidence. BulletPoint2 : Quality Accessories. Axle coupling is a necessary accessory for industrial robots. BulletPoint3 : Wheel Hub: industrial robot parts, wheel shaft coupling, industrial robot, BulletPoint4 : Multiple Usage. Motor shaft coupling can be used to connect mecanum wheel and power motor, suitable for TETRIX, FTC, FRC, FIRST, WRO and other world robots. BulletPoint5 : Suitable for TETRIX, for FTC, for FRC, for FIRST, for WRO and other world robots. FinishType : Finish IncludedComponents : No ItemName : Wheel Shaft Coupling Wheel Shaft Coupling Coupling Hubs for World Competition Robot ItemPackageDimensions_Height : 3 centimeters ItemPackageDimensions_Length : 6 centimeters ItemPackageDimensions_Width : 6 centimeters ItemTypeKeyword : set-screw-couplings Manufacturer : ZIZEV ModelNumber : ZIZEVrqode4a6bg NumberOfItems : 1 PartNumber : ZIZEVrqode4a6bg ProductDescription : 1. D-shaped holes are used to effectively prevent the motor shaft from slipping. 2. Can be used to connect for Mecanum wheels and power motors. 3. Suitable for TETRIX, for FTC, for FRC, for FIRST, for WRO and other world robots. 4. A necessary part for the industrial robot. 5. After strict manufacturing process, it can perfectly match the industrial robot.