Package Includes: 1 x M22-14 Swivel 6.35mm Coupler. 1 x 1/4" QD M22-14 Male. The couplers provide secure and quick connections, simple to assemble and disassemble. The ball-lock design ensures a solid connection every time, and the working pressure is up to 5000 psi. Attention: The inner diameter of the M22 fitting is 14mm, not 15mm. If the washer fitting is 15mm, it may cause leaks. The pressure washer adapter kit is made of stainless steel and brass, rust-proof and durable. Converts M22 threaded fittings into a set 6.35mm quick connectors; can be connected to a variety of high-pressure water guns, hoses, pumps, hose reels, ball valves, telescopic wands, surface cleaners, spray guns, etc. The replacement couplers provide secure and quick connections, simple to assemble and disassemble. Universal quick connect kit, M22-14 swivel + 1/4" plug, 1/4" quick disconnect + M22 male.