e*thirteen e*spec Plus crank arms are made from 6061 aluminum and designed to provide slim q-factor providing greater pedaling efficiency and comfort on your ebike.
FEATURES:
- Slim Q factor, low overall profile and volume
- 6061 Aluminum
SPECS:
- Pedal Spindle: 9/16"
- Crank Length (mm): 160
- Spindle Interface Type: Hollowtech II
- Designed for ebike: Yes