Helix E*Spec Direct Mount Chainring multi-speed freewheels High durability for all-day performance

High durability for all-day performance

OTHER: 80% Nylon

They are designed to work in tandem with B-RAD Base mounts to keep cargo on the bike and off the back

As with all of our S-Works bikes

Download the manual below for further installation and compatibility

Helix E*Spec Direct Mount Chainring multi-speed freewheels High durability for all-day performanceHelix Core e*spec Direct Mount Chainrings feature a 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.