Including Alan Key bolts

Top of the range dual-pivot calliper brake with quick linear response, increased rigidity, and improved braking power

Enhanced brake arch proportions give a quicker linear response and increased power


Titanium centre pivot bolt for light weight

Thrust bearings and coated bushings between arms for smooth linear feel and increased durability

Refined cable stopper position contributes to better cable routing, thus reducing cable friction for an efficient brake system

Redeveloped 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 durability

Spring tension adjuster for precision setup

Adjustable toe-in on the brake shoes for easy setting up

Weight 293 grams for a set of front and rear