e*thirteen Helix e*spec Crank Arm Set - 170mm, BOSCH Gen4-Brose S Mag-TQ HPR50, with Self Extractor, Black BMX Cranksets 154868-Q0-L

154868-Q0-L

Includes steel-backed organic pads and MatchMaker X clamp

142393-Q0-L

Manufacturer Part Number: BX-HU1-SE8RB10-BK

RF2978 CR8268

e*thirteen Helix e*spec Crank Arm Set - 170mm, BOSCH Gen4-Brose S Mag-TQ HPR50, with Self Extractor, Black BMX Cranksets 154868-Q0-LHelix Core cranks provide an e bike drivetrain upgrade with high end features and aesthetics at an exceptional value. Forged for e Enduro strength, with alloy self extractor bolts, pedal washers, and molded impact boots. 24mm ISIS interface models are compatible with Bosch Gen 4, Brose S Mag, TQ, Fazua, Yamaha, Maxon, and Specialized Brose motor systems. Available in short lengths from 155mm for improved pedal clearance. Forged, CNC Machined AL 6066