SRAM Force1 Hydraulic Disc BrakeSRAM Force CX1 Hydraulic Disc BrakeWhether you're riding cyclocross, adventure, or road, the SRAM Force CX1 Hydraulic Disc Brake features revised ergonomics for a better feel. Regardless of weather conditions, you'll enjoy high-performance, seemingly effortless braking.Features: Lever Blade Material: Carbon Lever Body Material: Composite Caliper Material: Forged Aluminium Piston Material: Phenolic Plastic Pistons: 2 Pads: Steel-backed organic Hardware: Stainless Steel Brake Fluid: DOT 5.1 Compatibility: SRAM 1x 10-Speed, 11-Speed or single speed, flat mount with 140mm or 160mm rotors Use Flat Mount 20mm offset (F20, sold separately) for 160mm rotors Use Flat Mount no offset (F0, sold separately) for 140mm rotorsBuy SRAM Components from Chain Reaction Cycles, the World's Largest Online Bike Store.