Supersprox Rear Stealth Sprocket Alu/stl 50t-520 Gld Beta
Features:
- The only dual material rear sprocket available for both street and off road applications
- Steel teeth last up to 3 times longer than aluminum
- 7075-T651 Aluminum core, lighter than steel
- CNC machined, providing perfect fit on the wheel
- Larger tooth radius reduces chain friction and extends chain life
- U. S. and European patented
