About Avid BB-7 Road Mechanical Disc Brake: 2008 updated with improved pad adjusters and integrated spring adjustment. Road version for use with short-pull (STI/drop/canti) brake levers (sold separately). Tri-Align Caliper Positioning System (CPS) for caliper/rotor alignment. Monoblok 1-piece caliper with fully sealed Ball Bearing mechanism. Dual, pad adjuster knobs and full pad retraction for drag free setup. Tool-free pad adjustment and replacement (same pads as Juicy-7/5). Includes: post mount (74mm) caliper with International-Standard (51mm) fork or frame adapter; Roundagon 6-bolt/44mm-BCD rotor; and pads.