Weight: 148g per set 50/34
Sizes: Outer - 53, 52
Characteristics:
- - 100% CNC-machined, 7075-T6 aluminum alloy
- - Steel shifting pins
- - 5 OCP points (4 points in 50/34)
- - Designed to work with all 9, 10 and 11 speed groupsets
- - Some cranks require specific Q rings
