Transform your biking experience with the SRAM XX1 XG-129 12-speed 10-50T Gold MTB Cassette, compatible with the XD driver body. This cassette features X-DOME architecture, ensuring unmatched strength and durability. Enjoy smoother, quieter shifts thanks to enhanced performance for both inboard and outboard transitions. Experience the reliability and efficiency of SRAM's advanced manufacturing technology, making this cassette an essential upgrade for any serious mountain biking enthusiast. Features: - Material 1-11 sprocket: steel- End pinion material: aluminum- Technology: X-Dome- Switching stages: 12- Gradation: 10-12-14-16-18-21-24-28-32-36-42-50- Translation bandwidth: 500%- Compatibility freewheel: 11-, 12-speed SRAM XD MTB- Drive compatibility: SRAM 12-speed drives

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