Package Include: 4 x 4mm Flange Shaft Coupling + 1 x M3 Mini Hex Wrench + 8 x M3 Fastening Screw
Durable Material: The coupling connector is made of 45# steel( it is better than copper and aluminum alloys ), heat and electroplated process make it sturdiness and insulation, striking shaft more stable and easy for installment and replacement.
Wide Range of Use: Flange Coupler is produced based on International Flange Standard, widely used in model shaft connection, perfect accessories for RC Model motor, etc.
Function: A special coupler, which can fix one shaft to a plane and install other parts on the shaft easily.
Customer Service: Please feel free to tell us your inquires and issues, we will provide feasible solution for you as promised and give you the pleasant shopping experience.