SRAM XX1 BB30 Crankset
Each X-Sync chain ring fits a single, universal spider, allowing you to change rings without removing the lightweight carbon crank arm. New tooth profile alternates thickness by inner and outer links, providing maximum chain control. The BB30 bottom bracket optimizes bearing load and power transfer while minimizing wear.
- BB30 bottom bracket improves stiffness and power transfer
- Carbon arms with forged aluminum spider
- New spider design allows for easier ring changes
- CNC-machined ring to be exactly in sync with the XX1 chain
- Weighs a scant 650g
- 175mm arm length