1. Practical Function: The hub is fixed and fixed to the motor shaft with a coupling. When you attach this stainless steel hub to the wheel, it will meet your requirements exactly.
2. Perfectly Machined: These couplings have clean, smooth edges and are perfectly machined to resist deformation under pressure.
3. Premium Material: These bore couplings are made of stainless steel material for impact resistance, strong durability and long service life.
4. Fine Workmanship: Professional manufactured, exquisite workmanship with unique design, ensure stable performance and high reliability.
5. Easy Installation: Easy to install without complicated tools or drilling, no modification is required, convenient for using, save your efforts.

Specification:
Item Type: Flange Coupling
Material: Stainless Steel
Diameter: 56.8mm
Width: 26.4mm
Aperture: 12mm
Suitable for connecting motor and wheel

packing list:
1 x Flange Coupling

Note:
1. Due to manual measurement, 1‑3mm error is allowed, thank you!
2. The picture may not reflect the actual color of the item due to differences between different monitors.