Magura MT Trail Sport Disc Brake Set - Front Rear Hydraulic Post Mount BLK/WhiteMagura MT Trail Sport Disc Brake Set Front and Rear Hydraulic Post Mount Black White. The MT Trail Sport is a disc brake system that features a 4 piston caliper in front and a 2 piston caliper in back for exceptional modulation. Master cylinder is carbotecture material Aluminum lever blades 3mm hex actuated reach adjust Designed for use with 2. 0mm thick Magura rotors Uses Royal Blood mineral oil TECH SPECS Brake Lever Actuation Hydraulic Rotor