e*thirteen Helix Race Carbon e*spec Crankset - 165mm BOSCH SX-Brose S Mag-TQ HPR50 21.5mm Offset BLK MFPN=701919105 In spirit of constantly improving

In spirit of constantly improving we've taken one of our most popular wheels and updated the rim to tubeless and slightly increased the inner rim width

Rechargeable battery features a 4-hour fast charge mode via micro-USB and up to one month battery life

Low profile design allows full field of vision

SIL-TEC ultra-low friction surface treatment on the inner plates allows the chain to run smoother and wear longer in all conditions

e*thirteen Helix Race Carbon e*spec Crankset - 165mm BOSCH SX-Brose S Mag-TQ HPR50 21.5mm Offset BLK MFPN=701919105 In spirit of constantly improvingHelix Race Carbon e*spec Cranks represent the pinnacle of ultralight carbon e bike crank design the highest strength to weight available for All Mountain applications. ASTM 5 approved Color Graphite Crank Length (mm) 165 Weight 330 Designed for ebike Yes Defined Color Gray