Forney Industries 75128 Quick Coupler Male Socket 0.37 in. These quick couplers connect to all of the most common pressure washer equipment in the industry. Used anywhere high pressure connections are frequently assembled and disassembled. Features 3/8 (9.52MM) brass socket quick coupler 4200 PSI Used anywhere high pressure connections are frequently assembled and disassembled Ideal for quick of spray nozzles and spray guns The ball lock design insures a solid connection every time These quick couplers connect to all of the most common pressure washer equipment in the industry Specifications Dimension: 4.5 H x 2.75 W x 1.75 L Weight: 0.3 lbs