e*thirteen Helix Race Alloy e*spec Crank Arm Set - BOSCH SX-Brose S Mag-TQ HPR50, 21.5mm Offset, 155mm, with Self Extractor, Silver Bolts & Spacers UPC: 888571038857

UPC: 888571038857

more precise and easier to maintain - the strengths of the 180 hub are further enhanced with the new Ratchet EXP technology

Will not fit Cassette hubs

713600-Q2-L25D01

- Convert your BB30 or PF30 frame to run as a Singlespeed

e*thirteen Helix Race Alloy e*spec Crank Arm Set - BOSCH SX-Brose S Mag-TQ HPR50, 21.5mm Offset, 155mm, with Self Extractor, Silver Bolts & Spacers UPC: 888571038857A 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: Silver Crank Length (mm): 155 Pedal Spindle: 9