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Ultegra BR-RS811 Brake Caliper

Out of Stock

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Ultegra BR-RS811 Brake Caliper

Aero advantages are made by engineers looking to push the envelope and develop brakes like the Shimano Ultegra BR-RS811 Brake Caliper. These direct mount brakes are common on super-speedy time trial or aero road bikes and tuck behind and under the bottom bracket.


  • Direct mount brakes for use with rim brake bikes
  • Machines aluminum resists flex on braking
  • For use with tires 28mm wide or narrower
  • Item #SHIU1F2
Caliper Type
Mount Type
under bottom-bracket, [max] 28mm tire
Manufacturer Warranty
2 years