Bleed kit premium edition bleed kit no fluidwith over 25 years of experience riding mountain bikes, bleed kit has designed its premium edition bleed kit to work reliably time and time again. Each kit contains all the tools you need to bleed your brakes, keeping them in perfect working order so you can push harder on the trails.featuresshimano 2012 contents 20ml syringe with tubing attached 30ml syringe with lever port adaptor with o ring 7mm spanner universal bleed block for 2 and 4 piston brakes reusable extra long zip tie for holding in place sycaliper syringe drainage tube 2 x zip ties for drainage 2 x fluid catch bag nitrile protective gloves size l spare o ring instruction manualsavid formula sram pre 2017 contents 2 becton and dickinson 20ml luer lock syringes with long lasting pistons m5 brass fittings precision made on citizen swiss lathe cnc machine quality tight fit german made o rings custom drawn basf elastollan pu tube bartec clamp with wider anatomic grip luer lock fittings made by injectech usa tube m5 fitting luer lock fitting are securely glued with industrial loctite universal bleed block for two and four piston brakes torx t10 wrench nitrile protective gloves size l rubber band for securing brake lever spare o rings spare large silica o rings for tpx syringe instruction manualsbuy bleed kit components from chain reaction cycles, the world's largest online bike store.