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This is the SRAM XX1 XG-1199, 10-42 Tooth, 11-Speed Cassette. Ranging from 10- to 42-teeth, the 11-speed X-DOME™ delivers an incredibly wide gear range while maintaining even, optimized steps. The single-unit cassette combines with the XD™ driver body for a superior connection to the wheel.
Cassette Body Type: SRAM XD 11/12 Speed
Cassette Cogs: 10-12-14-16-18-21-24-28-32-36-42
Drivetrain Speeds: 11
Weight: 268 grams
This product is expected to become available for purchase on Monday, October 4, 2021