Shimano XT MT805 Flat Mount Disc Brake Caliper – Rear The Shimano BR-MT805 Caliper brings refined, race-ready braking to cross-country riders using flat-mount frames. Designed as a lightweight 2-piston option, it pairs perfectly with Shimano’s BL-M9200 lever and seamlessly integrates into modern XC bikes for a clean, high-performance build. This caliper uses Shimano’s low-viscosity mineral oil for improved temperature control and consistent braking feel. It's compatible with both resin and metal pads, allowing riders to fine-tune bite point and heat management based on terrain or race conditions. Whether you're looking for a subtle upgrade or completing a full XTR-level build, the MT805 offers lightweight reliability in a sleek flat-mount format. Flat-mount 2-piston caliper ideal for cross