e*thirteen Helix Race Alloy Cranks - Sterling Silver Size:160mm Reflective logos and loop increases

Reflective logos and loop increases night visibility

Stability/Overpronation

spring and Pivot Pin

Elite Polished Ultra-Slick cables are paired with Slick-Lube liners to minimize friction

Safe and very easy to use

e*thirteen Helix Race Alloy Cranks - Sterling Silver Size:160mm Reflective logos and loop increasese*thirteen has love for aluminum. Knowing lightweight, confidence inspiring strength, and stunning looks are top priorities for our pros and customers alike, we went after all three with a vengeance. The Helix Race is our top of the line aluminum crankset, with XC weight and EWS worthy Enduro strength. Forged AL6066 T6 crank arms were engineered to maximize stiffness and strength while minimizing excess material. Massive amounts of CNC optimization