The e*thirteen e*spec Race Carbon Crank Arm Set is designed to work with Bosch Gen 4 eBike motors. These carbon crank arms offer a slim Q-factor and smaller overall profile, while keeping e*thirteen's proven crank technology at the forefront.
- An 8mm self extractor bolt is built into both arms for easy removal
- World-Cup DH-rated layup and construction
- Compacted carbon fiber with an additional 3k added to front and rear faces of crank for impact resistance
- Number of Chainrings: No Rings Included
- Chainline/Hub Compatibility: 141/148 Boost Hubs, 150/157 Hubs
- Crank Intended Use: Mountain
- Pedal Spindle: 9/16"
- Designed for ebike: Yes
- Drivetrain Speeds: 11, 12
- Chainring BCD: Direct Mount Bosch
- BB Included: No
|N/A / Black / 165mm||04710751505292||CS4LRA-107||ETH76415224K|