Cane Creek eeBrake 30th Anniversary Road Caliper Brake Set - Regular Mount, Gunmetal Gray/BlueThe eeBrake G4 is the ultimate brake from start to finish a uniquely robust patented design developed and refined by relentless engineering, both at the computer and through real life testing. At half the weight than that of its competitors, eeBrakes continue to set new standards by which all other high performance road brakes are judged. The same supreme upgrade for performance oriented riders, a dramatically higher overall stiffness provides better