e*thirteen Helix e*spec Crank Arm Set - 155mm BOSCH Gen4-Brose S Mag-TQ HPR50 Self Extractor BLK MFPN=44071000 XM 481 RimTubeless-Ready Alloy rim

XM 481 RimTubeless-Ready Alloy rim (tape valves and sealant sold separately)

Compatible with narrow aerobar positions

If spacers are needed you will need to use special Knock Block compatible spacers with notch features

}Schwalbe Pro One Tire - 700 x 30 Clincher Folding Black Evolution Line Addix Race

7 Weight 778 Width 820

e*thirteen Helix e*spec Crank Arm Set - 155mm BOSCH Gen4-Brose S Mag-TQ HPR50 Self Extractor BLK MFPN=44071000 XM 481 RimTubeless-Ready Alloy rime*thirteen Helix e*spec Crank Arm Set 155mm BOSCH Gen4 Brose S Mag TQ HPR50 with Self Extractor Black. Helix 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.