Shimano m8020 xt 4 pot disc brake caliperthe flat mount br m8020 brake caliper is a perfect replacement for use with the shimano deore xt m8020 hydraulic brake system'. '.strtoupper('t')his caliper provides excellent braking modulation, power and consistency on technical trail sections that require a lot of aggressive braking.powerful 4 piston brake calipertrail ready, this 4 piston caliper provides 20% more power in comparison to the br m8000 2 piston caliper and has been specially designed to accommodate ice tech brake pads for the ultimate heat management combination'. '.strtoupper('i')f you want a top quality brake caliper that is powerful, reliable and easy to maintain, this model is a great option.features  material caliper heat treated aluminium pistons ceramic hardware steel  intended use mtb  mount type flat mount  pistons 4 pistons  brake type hydraulic disc brake  compatible brake fluid shimano mineral oilbuy shimano components from chain reaction cycles, the world's largest online bike store.