Renthal Ultralight? rear chainwheels are manufactured to extremely tight tolerances from 7075 T6 aluminium alloy which is 66% lighter than steel, yet incredibly durable. Their advanced tooth profile, concentricity...
Supersprox - Front sprockets. Made from SCM-435 steel to ensure a long life. Ultra hard surface layer reduces friction to prevent power loss caused by chaindrag. Rubber dampened. Fully lightened with radial holes for...