Helix R e*spec AL Crank Arm Set - 165mm, BOSCH Gen4-Brose S Mag-TQ HPR50, with Self Extractor, Bronze
A high-performance, weight-optimized alternative to carbon fiber, for riders who prefer alloy cranks. These 24mm ISIS interface cranks are engineered for compatibility with Bosch Gen 4, Brose S Mag, TQ HPR 50, Fazua, Yamaha, Maxon, and Specialized Brose motor systems. They come in short lengths starting at 155mm for improved pedal clearance and are tested to E-Enduro standards.
|Crank Length (mm)||165|
|Designed for ebike||Yes|