E-Thirteen Helix Race Alloy e*spec Crank Arm Set - BOSCH SX-Brose S Mag-TQ HPR50 21.5mm Offset 160mm Self Extractor BLK

e*thirteen Helix Race Alloy e*spec Crank Arm Set - BOSCH SX-Brose S Mag-TQ HPR50 21.5mm Offset 160mm with Self Extractor Black offers a robust, weight-optimized alternative to carbon fiber crank arms, ideal for riders who value the durability and reliability of alloy. Designed with a 24mm ISIS interface, these cranks ensure seamless compatibility with a broad range of e-bike motors including Bosch Gen 4, Brose S Mag, TQ HPR 50, Fazua, Yamaha, Maxon, and Specialized Brose systems. Available in short crank lengths starting at 155mm, they provide enhanced pedal clearance for improved control and comfort. Built to meet rigorous E-Enduro standards, this crank set combines strength and precision to elevate your e-bike performance while maintaining lightweight efficiency.