Crankset for e-bike systems.
Recommended for mid-drive motors with an ISIS interface (e.g., Bosch, Yamaha, Fazua).
Includes specific mounting bolts for each variant: M12 (Bosch Classic) or M15 (Bosch Performance).
Not compatible with Bosch Gen 3 BDU3xx/BDU33YY (Mini ISIS/BNI).