Set It and Forget ItSmooth, powerful braking performance that’s simple to set up and easy to adjust. Bad weather or rough roads? Not even a factor with BB7’s reliable mechanical performance.Tech Spec : Weight : 329 grams (160mm rotor; front post mount)Caliper Design : Mechanical, Forged 2-piece AluminumFinish : PlatinumRotor : G2 CleanSweep, 140/160/180/200mmPad : SinteredAdjustment : Dual Knob Pad Adjustment, Tri-Align Caliper PositioningCompatibility : Road style leversIntended Use : CX/TRK/URBAN/ROADTechnologies : Tri-Align™ Caliper Positioning System™ Another original Avid technology making your life better—there’s never been an easier brake to install and adjust. With Avid’s Tri-Align™Caliper Positioning System™, aligning the caliper to the rotor literally takes seconds. Just loosen the CPS™ bolts a little, and then squeeze the brake lever while re-tightening the bolts. Perfect caliper alignment—just like that.