SRAM S4 Guide RSC with Bleeding Edge Caliper Hardware Kit Good Hardware Caliper hardware kits for the repair and maintenance of SRAM disc brake caliper models. Features Comes with a stainless black body bolt as well as a banjo bolt, bleed screw, and pad pin SRAM part number: 11. 5018. 021. 009 | Sram | S4 Guide Rsc With Bleeding Edge Caliper Hardware Kit Hardware Kit