e*thirteen Helix Race Alloy e*spec Crank Arm Set - BOSCH SX-Brose S Mag-TQ HPR50, 21.5mm Offset, 165mm, with Self Extractor, Silver Tapping & Threading Tools BR4954 200909-01

BR4954 200909-01

- The gasket and valve core are replaceable for extended product usability

Faceplate eliminates stress risers which cause your bar to bend or break

F20 pedals come equipped with heat treated cromoly spindles for durability as well as three cartridge bearings and a norglide bushing for long life

e*thirteen Helix Race Alloy e*spec Crank Arm Set - BOSCH SX-Brose S Mag-TQ HPR50, 21.5mm Offset, 165mm, with Self Extractor, Silver Tapping & Threading Tools BR4954 200909-01A 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): 165 Pedal Spindle: 9