e*thirteen Helix Core e*spec Chainring GiantMaySale Fast Drying

Fast Drying

High tensile strength carbon fiber is placed at only the most crucial points to provide optimal stiffness and class-leading weight

causing misalignment and frustration

resilience and mutual trust principles that define both great sailors and great cyclists

e*thirteen Helix Core e*spec Chainring GiantMaySale Fast DryingHelix Core e*spec Direct Mount Chainrings feature our narrow wide tooth profile, for reliable chain retention and an extra long wear life. Helix Core e*spec rings are cold formed from steel and then heat treated to provide excellent durability and toughness, all at a price that's easy on your wallet. Features Long lasting and economical steel construction. M4 narrow wide tooth profile for excellent chain retention and Shimano SRAM drivetrain