The HY/RD is the latest iteration of our industry-leading efforts to bring hydraulic performance to the road/cross disc market. Using an open hydraulic system it’s compatible with Shimano and SRAM 11 speed road shift levers. For compatibility questions contact us to ensure this caliper will work with your existing levers. FF-5 adapter required for mounting flat mount caliper to fork Key Features Black anodized caliper with polished cap, or high polish grey True ‘plug-and-play’ compatibility with existing cable actuated systems Compressionless brake housing strongly recommended for best performance Hydraulic reservoir automatically compensates for pad wear TRP’s own semi-metallic pad. Calipers are also compatible with Shimano M525/M515 pads Rotors, adapters, and flat mount mounting bolts sold separately All flat mount calipers being mounted to the fork require the FF-5 Front Flat Mount 140/160mm adapter Sold as a caliper only not a set Weight: 205g per caliper 2-Piston caliper Intended rotor thickness: 1.8mm