The Shimano Ultegra BR-RS811-R Chainstay Direct Mount Rear Brake Caliper is a bottom bracket mount calliper that offers an ideal balance of lightweight and stiffness, making it the perfect choice for both enthusiast and competitive riders.Shimano Ultegra BR-RS811-R Chainstay Direct Mount Rear Brake Caliper FeaturesLow profile aerodynamic direct mount Super SLR-EV Dual-Pivot design provides superior brake performance and light actionMust be used in conjunction with super SLR levers for the correct leverage ratioEnhanced brake arch proportions give a quicker linear response and increased powerCan be used on frames with bottom bracket/chainstay direct mountsLow profile outer cable stop position...
Best Price: £79.99 from Leisure Lakes Bikes