Top of the range dual-pivot calliper brake with quick linear response, increased rigidity, and improved braking powerEnhanced brake arch proportions give a quicker linear response and increased powerMust be used in conjunction with ST7900 STI or BLTT79 aero levers for correct leverage ratioTitanium centre pivot bolt for light weightThrust bearings and coated bushings between arms for smooth linear feel and increased durabilityRefined cable stopper position contributes to better cable routing, thus reducing cable friction for an efficient brake systemRedeveloped brake pad compound offers more than double the stopping power under wet conditions than previous generation Dura-Ace, and 20% more under dry, with improved durabilitySpring tension adjuster for precision setupAdjustable toe-in on the brake shoes for easy setting upWeight 293 grams for a set of front and rear