It’s the best tool to help you reach your best. Our lightest, stiffest, and most accurate integrated power meter just got lighter with a new carbon crankarm construction. Our power meter is accurate to +/-1.5% and isn’t affected by temperature changes, and the direct mount X-SYNC chainring is aero and incredibly long-lasting. Plus we’re offering more crank arm lengths than ever before to ensure this crank works for you.
Features
- Power meter is fully integrated into the chainring for lighter weight and greater accuracy
- Power readings are accurate within +/-1.5% and aren’t affected by climate conditions during a ride
- Measures right and left leg power balance
- Ultra-light hollow carbon fiber crankarms are 29g lighter than previous generation
- DUB bottom bracket adds durability and simplicity
Specifications
- Speed: 12
- BB Compatibility: All SRAM Road DUB BBs, except Ai
- Chainring Size: 50T
- Chainline: 45.0mm
- BB Spindle Interface: DUB
- Chainring Material: Aluminum
- Bolt Circle Diameter (BCD): Direct Mount
- Crank Arm Material: Carbon
- Power Meter: Yes
- Power Meter Type: Spider
Note: Bearings not included.










