Jagwire Quick Fittings Kit to fit Formula R1, THE ONE, MEGA Adapter kits to use with HyFlow universal hoses and fit to your brakes Technology of this sort has been proven on motorcycle hydraulic systems for decades and the Quick-Fit Caliper Adapter brings it to the bicycle Match to the HyFlow universal hose color of your choice (Item number's BKPT7640 to BKPT7647) Kits include the appropriate caliper and lever fittings Fittings to do 2 brakes (one complete bike)