SRAM's master cylinder and disc caliper specifically designed for road applications and include RED22 11-speed shifter design and ergonomics. The SRAM HRD hydraulics improve modulation with lower hand forces that optimizes rider effort to braking power.
The SRAM HRD provides optimized power & modulation for road & cross
Much better use of limited contact patch
Utilizing a Road specific caliper and piston ratio; 19mm front/18mm rear pistons
Weight: 419g (Front, with separately sold HSX 140mm rotor and mounting adapter)
HSX rotor and mounting bracket sold separately. Suggested size is 160mm for road, 140mm for cross.
Manufacturer's Part Number:00.7018.076.002