e*thirteen Helix e*spec Crank Arm Set - 165mm, BOSCH Gen4-Brose S Mag-TQ HPR50, with Self Extractor, Black Cartridge Bearings UPC: 689228078369

UPC: 689228078369

174845-Q0-L

125452-Q0-L

164442-Q0-L

(1) 90 degree L-bend tips

e*thirteen Helix e*spec Crank Arm Set - 165mm, BOSCH Gen4-Brose S Mag-TQ HPR50, with Self Extractor, Black Cartridge Bearings UPC: 689228078369Helix 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