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SRAM XX1 XG-1199 10-42 11-Speed Cassette
Largest cog is aluminum
Largest cog is aluminum
Use with SRAM XX1 11-speed chain
SRAM 10 and 11 speed cassettes with 11 tooth cogs have the smallest cog located behind the cassette in the packaging
Requires use of XD driver (freehub body)
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.