SRAM XG-1199 XX1 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. 11-speeds (10-12-14-16-18-21-24-28-32-36-42)Bearing design and ratchet mechanism steadied by XD driver body - Creates more stable hub connection - Gear steps optimized across entire range - Wheels equipped for XD driver body available from SRAM, DT Swiss and Mavic - XD driver body is 6-8g lighter - Weight: 260 grams TECHNOLOGY: X-Dome X-DOME technology creates an incredibly lightweight, precise and strong cassette. The open design aids in mud clearance, giving you cleaner shifting performance and longer component life. XD Driver Body XD is a new cassette driver body design that allows the use of a 10 tooth small cog and provides an improved interface with the cassette.