Helix E*Spec Direct Mount Chainring multi-speed freewheels Download the manual below for

Download the manual below for further installation and compatibility

This chain is super lightweight with its patented chain configuration

OTHER: 80% Nylon

The Chamonix earned the highest 5-Star Virginia Tech® Helmet Rating from the internationally renowned Virginia Polytechnic Institute and State University

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

Helix E*Spec Direct Mount Chainring multi-speed freewheels Download the manual below forHelix 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.