RX4+ Flatmount Front +20mm DOT Caliper – Integrated mount design to work with Flatmount Front Mount forks only, allows the use of a 180mm/160mm rotor dependent upon fork mount type*.For use with DOT Oil systems only.Compatible with:Sram Red eTap AXSSram RedSram Force eTap AXSSram ForceSram RivalSram ApexSram S900Specification:Front Flatmount Direct mount caliperDrop bar hydraulic calipersSlimline 4 piston lightweight designMonobloc design creates a stiffer caliper reducing the fuzzy lever feel and brake pad rubAvailable in 6 different coloursFits directly with a Ø180/160mm rotorDOT Oil Brake Fluid Only