SRAM G2 Ultimate Carbon Post Mount Rear Disc Brake Set with Carbon lever Gloss Black 2000mmFor the Ultimate, we held nothing back. Our engineers sculpted the finest materials titanium and carbon fiber to make this our lightest four piston brake ever. Power, modulation and lever feel set a new standard. Personalization is quick and intuitive. And for performance well, our test riders didn't dub it the "Mini Code" for nothing. More caliper stiffness and a new pad compound with bite. Pivot bearings for crisp lever feel and a fatigue free ride.