The X0 Eagle Transmission (T-Type) Cassette is a major reason why Eagle Transmission offers the best-ever inboard and outboard shifting performance under load. Engineered as integrated and interdependent transmission components, the X0 Eagle Transmission Cassette and derailleur contact directly, ensuring perfect alignment on every bike. Full X-SYNC design literally means the harder you pedal, the better it shifts. Utilizes X-DOME for gears 1-11, with a lighter-weight aluminum 12th gear.Full X-SYNC for best-ever inboard and outboard shifting performance under load.Features X-DOME with a lighter aluminum 12th gear. Fully E-MTB approvedXD Driver BodySRAM Model ID: CS-XS-1295-A1 TECH SPECS Cassette Spider Mat. Steel/Aluminum Speed 12 Range 10-52T Cog Details 10-12-14-16-18-21-24-28-32-38-44-52 Cog Material Steel/Aluminum Finish Black table{border-collapse:collapse;width:100%;}td{text-align: left;padding: 8px;}tr:nth-child(even){background-color:#f2f2f2}th{background-color:#eb212e;color:white;text-align:left;padding:8px;}