e*thirteen Helix Race Alloy e*spec Crank Arm Set - for Specialized M30 SL1.1, 14mm Offset, 155mm, with Self Extractor, Black Shifters Manufacturer Part Number: ZH0772

Manufacturer Part Number: ZH0772

UPC: 888571044063

- Used for installing on Ritchey 1-bolt alloy seatposts only

- Hang-card packaging

e*thirteen Helix Race Alloy e*spec Crank Arm Set - for Specialized M30 SL1.1, 14mm Offset, 155mm, with Self Extractor, Black Shifters Manufacturer Part Number: ZH0772A 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. Product Specifics Color: Black Crank Length (mm): 155 Pedal Spindle: 9 16"