e*thirteen Helix Race Carbon e*spec Cranks General Optimized Power Transfer: stiff carbon

Optimized Power Transfer: stiff carbon sole and low stack height midsole stabilizes the foot for efficient all-day pedaling performance

Original Cannondale Headshok spring for DL50 and MC50 forks

butted stainless steel spokes that are easy to find replacements for should a spoke get damaged

This keeps weight low and fatigue life high

the drivetrain for people who love to ride without restraint

e*thirteen Helix Race Carbon e*spec Cranks General Optimized Power Transfer: stiff carbonHelix 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. Through years of development and refinement in carbon layup and molding, we've honed the Helix Race Carbon e*spec cranks to deliver the highest strength to weight ratio crankset in the e MTB world. ASTM 5 approved; light enough for Trail and All Mountain, strong enough for shuttle