Unconditional braking for unconditional riders.For aero disciplines, hydraulic disc brakes can reveal a whole new world of speed savings. Less time slowing down means more time going fast. Better brakes mean faster splits, thanks to confidence-inspiring brake performance. Hydraulic aero brakes also allow for more aerodynamic frame designs, lower hand effort, shorter braking distances, and easier changes between wheelsets. SRAM Aero HRD is unconditional braking for unconditional riders.Features and BenefitsOptimized power and modulation for triathlon and time trialNew aero-specific hydraulic brake platform, HydroT, offers superior control, feel, and heat managementTextured carbon brake lever for better finger gripReach Adjust allows for custom brake lever fitStealth-a-majig™ connector makes initial setup fast and convenientBleeding Edge™ technology for quick, hassle-free bleedsThings to RememberFlat mount onlyEither 160mm or 140mm CenterLine X rotors are recommended for triathlon and time trial