This coupling consists of two parts. Plug the two parts into the bore of the wheel from each side respectively, then fasten them with an M4*18 screw. Two M3*5 set screws are also needed to fix the coupling onto the motor shaft.
- Material: Aluminum Alloy
- Inner Diameter: 4mm
- Outer Diameter: 11.9mm
- Length: 6mm / 23mm
- 1×Shaft Coupling (2 Parts)
- 2×Screw, Spring Lock Washer and Plain Washer assemblies M4×18 (1 Backup)
- 3×Set Screw M3*5 (1 Backup)
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