Brand: Shimano
Model: Ultegra CS-R8101 Cassette
Type: Road Bike Cassette
Series: Ultegra R8100
Speed: 12-Speed
Gear Range: 11–30T
Compatibility: Compatible with Shimano 12-speed road drivetrains and HG L2 freehub bodies
Material: Steel sprockets with aluminum alloy carrier
Finish: Silver finish
Technology: Shimano Hyperglide+ technology for fast, smooth, and precise gear changes
Features: 12-speed 11–30T gearing, lightweight construction, durable sprockets, smooth shifting, precise gear engagement, and efficient power transfer
Use Case: Road racing, endurance riding, climbing, training, long-distance cycling, and performance road bike builds.