Sram Force D1 XG-1270 Cassette - 12 Speed - Silver / 10-30 / 12 Speed / XDR Drive

Designed for the next generation of drivetrains-and the next generation of riders. The SRAM Force XG-1270 cassette is optimized for electronic shifting and features our X-Range gearing technology. Smooth, precise shifts, from 10T on up.Features:- Features at least five one-tooth jumps for a smoother gear progression- 10-tooth start helps provide a wider gearing range- Designed to work with an XDR driver body- MINI CLUSTER construction reduces weight and increases durability- All Zipp wheels starting from 2012 are XDR ready- SRAM Force XG-1270 cassettes sold prior to 2021 have a black finish. In 2021, the design was updated to a nickel-chrome finish.Specifications:- Speed (CS): 12s- Gearing: 10-28t- Technology (Cassette): XGTechnology:Mini Cluster:- The Mini Cluster hybrid cassette construction combines four small cogs that are CNC machined out of a single block of billet steel with an additional eight cogs that are individually pinned together. The result: a cassette that´s light, dura