Are there spare o-rings available for SRAM bleed kits? Yes. You can order these via your local dealer (#11.5315.053.040). Hose kits are also available for the pro bleed kit (#11.5378.804.000). Related articles Are there spare o-rings available for SRAM DOT bleed kits? How do I mount the new SRAM brake hose compression fittings the right way? What type of brake fluid is used in SRAM hydraulic DOT brake systems? Are the SRAM Stealth-a-majig hose barb and compression fitting compatible with my older SRAM brake? What is the bed-in procedure for SRAM road brakes?