Kool Stop Aero Kool, Disc Brake Pads, Shape: Sram Guide Elixir 7, 9 XO, Organic, Pair Kool Stop, Aero kool, disc brake pads, shape: SRAM Guide Elixir 7, 9 XO, Organic, pair Shimano XTR 2011 w/spring Shape: SRAM Guide Elixir 7, 9 XO