AST605 automotive brake fluid bleeder has a built-in working pressure pump. Brake fluid can be changed simply by connecting to a power source. 17-Piece Brake Master Cylinder Bleeder Adapter Set, Brake Fluid Drain Adapter Kit includes 16 brake master cylinder adapters and 1 quick connector for use with automotive brake fluid bleeders, all adapters allow for easy and efficient brake fluid changes and support a wide range of vehicle models, each master cylinder adapter has a rubber ring on the inside that seals for a good seal and no leakage.
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