Shimano Dura-Ace BR-9200With SHIMANO's SLR EV dual symmetric pivot design, the short arm DURA ACE R9200 series caliper brakes employ twin bearings and a roller to realize greater efficiency and deliver superior modulation and stopping power. They are offered in traditional and direct mount options. Attributes Brake Material Aluminum Brake Reach 51mm Pad Type 55mm cartridge pads Primary Color Black