Dura-Ace BR-9210 Cassettes You have a good understanding

You have a good understanding of proper braking and shifting techniques

Clamp Type Standard

Hollow steel dome makes for the stiffest gear cluster ever at the lightest weight

your goal is to improve and conquer these challenges head-on

Bracket No Cartridge Type Threaded Cartridge Weight 16g CO2 Actuation No Valve Presta

Dura-Ace BR-9210 Cassettes You have a good understandingWith 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 Brake Weight 156g Pad Type 55mm cartridge pads Primary Color Black