Great performance and feather-light weight makes the R1 the premier XC race brake on the market * Despite the low weight, the R1 is powerful enough for All Mountain and Enduro use * Forged master cylinder body and caliper for enhanced modulation, braking power, and durability * Enhanced Caliper Technology enhances piston rollback and eases installation * Can be upgraded for use with MixMaster mounts or Feel Control System (FCS)