The e*thirteen Helix Race Alloy e*spec Crank Arm Set in black is a top - notch choice for e - bike riders. It offers a high - performance, weight - optimized alternative to carbon fiber for those who love alloy cranks. These cranks feature a 24mm ISIS interface and are designed to work seamlessly with multiple motor systems like Bosch Gen 4, Brose S Mag, TQ HPR 50, Fazua, Yamaha, Maxon, and Specialized Brose. With short lengths starting from 155mm, they provide better pedal clearance and are E - Enduro tested. Color: Black. Crank Length: 165mm. Pedal Spindle: 9/16'. Spindle Interface Type: ISIS. Ideal for ebikes.

Using your e*thirteen Helix Race Alloy e*spec Crank Arm Set is easy. Just make sure it's properly installed on your e - bike's motor system, which it's designed to fit. When riding, enjoy the improved pedal clearance thanks to its short length options. As for maintenance, regularly clean the cranks with a mild soap and water to keep them looking good. Check the tightness of the parts periodically to ensure everything is secure. Avoid using harsh chemicals as they may damage the alloy. If you notice any signs of wear or if the performance changes, it might be time to have it inspected by a professional.