FEATURES
- XC Race Specific HOLLOWTECH II crank arm
- Hollow cavity with hollow bonded construction (Left crank arm)
- Interchangeable with all of XTR chainrings
- Various gear combination
- 2x11: 34-24T, 36-26T, 38-28T
- 1x11: 30T, 32T, 34T, 36T
- Narrow Q-factor (158mm)
- High Pedaling efficiency
- Race specific
- HOLLOWGLIDE (38T, 36T)
- Hollow gear construction optimized rigidity, lightweight and durability
- Durable teeth
- Titanium: double (top)
- Stainless steel: single
- Weight: 602.2g (34-24T, w/o BB) 577.1g (30T, w/o BB)