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Description
Material: Aluminum Alloy
Total Length: 25mm
Outer Diameter: 19mm
8 Size for Choice

Easy to install,buffer,damping,convenient to disconnect.
Shaft coupler often used to connect servo motor, stepper motor, encoder, screw driving, machine platform, etc.
The size is refer to the hole, for example, 4mm x 5mm means the hole diameter of one side is 4mm and the other side is 5mm.

Package Included:
1x Motor Shaft Coupler Coupling