Description :
-Double Chain Ring
-9 Speed
Specification :
- Top Gear Teeth:50-56T
- Capacity:16T
- Route Type: Down Pull
- Mount Type: Brazed-on
- Front Clamp Band: Steel / Black
- Rear Clamp Band: Aluminum / Black
- Chain Line: 43.5mm
- Chain Guide: Steel
- Weight: 112g