Formula's R1 is the premiere disc brake on the market. The lightest disc brake ever made for a bicycle. Combines its ridiculously low weight with the ultimate in power and performance.The forged body and caliper provide increased modulation, braking power and durability. Even at its incredible low wright, the R1 generates more than enough power for any use you can think of. The R1 uses a patented caliper piston system that increases fluid capacity in the caliper, that further increases performance under heavy use.Features radial master cylinder, high capacity, integrated reservoir, removable handlebar clamp, flip-flop master cylinder assembly, dual master cylinder bleed ports for easy on-the-bike bleeds, 1-peice forged caliper body w/ 22mm pistons, vented caliper body forged lever blades.

• High-Capacity, Integrated Reservoir
• Flip Flop M/C Assembly
• 1-Piece Forged Caliper Body
• Standard 6" Post-Mount
• 2-Way Vented Caliper Body for Maximum Cooling and Performance
• Top-Loading Aluminum Backed Brake Pads
• Set-Up for Use with 180mm Rotors
• Includes: Front and Rear Brakes, 180mm Adapters, Bolts and Rotors