The SRAM XG-1199 X-Dome 11 Speed Cassette ranges from 10 to 42 tooth, delivering an incredibly wide gear range while maintaining even,optimised steps. SRAM XG1199 XSpecification Works in Harmony with all XX1 Products 11 Speeds (10/12/14/16/18/21/24/28/32/36/42 Bearing Design And Ratchet Mechanism X Dome Technology Weight: 260g
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