**Takeoff - Open Box**
The e*thirteen e*spec Plus Crank Arm Set is designed to work with Bosch Gen 4 eBike motors. These alloy 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
- 6061 Aluminum
Specifications:
- Drivetrain Speeds: 11
- Drivetrain Speeds: 12
- Defined Color: Black
- Weight: 422
- Chainring BCD: Direct Mount Bosch
- Number of Chainrings: No Rings Included
- Color: Black
- Crank Intended Use: Mountain
- BB Included: No
- Pedal Spindle: 9/16"
- Chainline/Hub Compatibility: 141/148 Boost Hubs
- Chainline/Hub Compatibility: 150/157 Hubs
- Designed for ebike: Yes
- Crank Length (mm): 160
