Full Stop sintered disc brake pads are very hard wearing and excel in extreme conditions. They withstand sustained high temperatures and offer consistant braking in sandy, gritty or wet conditions.Full Stop DP326 pads fit the following disc brake systems:• Avid: Elixir 7 Trail, Elixir 9 Trail, XO Trail• SRAM: Guide R, Guide RS, Guide RSC, Guide T, Guide Ultimate, G2 RSC, G2 Ultimate