Profile Galaxy spline drive sprockets CNC machined from 7075 Aluminum in the USA. Requires no sprocket bolt. Instead, it has a hardened chromoly steel insert in that matches up to the 48 splines on the crank axle for pure, direct power transfer.
Specifications:
- Tooth Count: 25
- Weight (oz): 2.75
- Defined Color: Silver
- Adaptor: None
- Bore: 22mm
- Interface: Spline Drive
- Color: Polished
- Material: Aluminum
- Chain Width: 1/8″