SRAM, Rival E1 Aero, Road Hydraulic Disc Brake, Rear, Flat mount, Black

The power and control of hydraulic disc brakes comes to Rival, in a perfect package for TT/tri. These brakes bring all the power with low effort so you stay fresh for your effort.
• Optimized power and modulation for triathlon and time trial
• Reach Adjust to personalize fit for more hand sizes
• SRAM Model ID: DB-RIV-AERO-E1