Helix E*Spec Crank Options:Helix e*spec Crank Arm Set - 155mm, BOSCH Gen4-Brose S Mag-TQ HPR50, with Self Extractor, Black and safety beacon when paired

and safety beacon when paired with the Specialized Ride App

fit and protection

Impact resistant toe box for protection from trail hazards

Stealth S1 dotty rubber outsole for unbeatable grip

With a light-weight

Helix E*Spec Crank Options:Helix e*spec Crank Arm Set - 155mm, BOSCH Gen4-Brose S Mag-TQ HPR50, with Self Extractor, Black and safety beacon when pairedHelix Core cranks provide an e bike drivetrain upgrade with high end features and aesthetics at an exceptional value. Forged for e Enduro strength, with alloy self extractor bolts, pedal washers, and molded impact boots. 24mm ISIS interface models are compatible with Bosch Gen 4, Brose S Mag, TQ, Fazua, Yamaha, Maxon, and Specialized Brose motor systems. Available in short lengths from 155mm for improved pedal clearance. Forged, CNC Machined AL 6066