KMC XSL Flat Waxed Chain - 12/13-Speed, 126 Links, Compatible with SRAM T-Type and AXS Systems, SilverThe KMC XSL Flat Waxed Super Light chains are developed on decades of drivetrain R&D expertise, integrating advanced engineering and manufacturing innovations. Designed specifically for SRAM T TYPE Flattop 12 13 speed drivetrain systems, the X Bridge structure features optimized chamfering and a widened inner bridge to ensure precise, stable shifting across a wide range of gear combinations and chainline conditions. This design enhances overall