About the product:The shaft Coupler is mainly used to connect the motor shaft, to realize the normal operation of the machine, Suitable for 3D printers, model cars, model boats, hardware, mechanical drive situations, etc.Good Choice for you:1. Made of high-strength aluminum alloy with an integrated structure, it is maintenance-free, oil-proof, and corrosion resistance.2. Top tight type rigid coupling, high torque with rigidity, low inertia, and excellent sensitivity.3.No rotation gap and elastic action can make up for symmetrical angular misalignment.Specification:8 pcs screws designThread Size: M4Color: Gold ToneMaterial:CopperConnection Diameter: 8mm to 10mmTotal Length: 22mm /0.87 inchOutside Diameter : 16mm/ 0.
eBay