Truckerco Organic Semi-Metallic disc Brake Pads Compatible with Sram Avid Elixir Trail X0 Trail Elixir 7/9 Trail, Guide, Guide R/RS/RSC, G2 R/RS/RSC XOTR-M, XOTR-O, XOTR-O-ALExcellent performance in wet and dry conditions. High friction coefficient shortens stopping distance. Steel back plate is heat resistant. Safe to use with alloy, steel, carbon..