Diaphragm-type bleeder for conventional and anti-lock brake systems allows for one-man operation; Diaphragm keeps brake fluid and air separated; Custom adaptors available for many makes and models; Holds approximately 4 gallons; Includes combination quick coupler plus automatic fluid shut-off; Caution: For use with DOT 2, 3, 4 and 5 brake fluids only, not for use with any other brake/hydraulic fluids