The Shimano Dura-Ace 9010 Direct Mount Aero Road Brake Calliper. Long, fast descents demand confidence. Dura-Ace brakes deliver, with a new symmetrical dual pivot design and twin bearings reducing pivot friction and improving efficiency and controllability. Dura-Ace brakes give smooth, light operation with excellent modulation. Provides 10% more power than BR-7900 brakes. Available in direct mount version (BR-9010) for aero applications. Front: Direct fork mount. Rear: Direct chain stay mount. 11mm lower Profile caliper design improves aerodynamic form on front caliper.