Quick connect fitting: inlet screw: M22 thread Inlet fitting, suitable for high-pressure cleaners with screw coupling Outlet fitting: Click connector (size I.D. 8.7mm outer diameter: 12mm fits new trigger gun with yellow c-clip or yellow snap. Not compatible with Krcher K 2.125, Krcher K 4.600, K3 1.636-382, old type Click C clip. . Flexible and durable: This pressure washer extension hose is made of premium material, high-strength steel wire with rubber coating, durable and wear-resistant. . Operating pressure: withstands pressure up to 160 bar/2320 psi and a maximum temperature of 60 C. Compression seal, connects directly to pressure washer gun, perfect length for washing around vehicles and equipment. . Easy to use Allows immediate connection or disconnection of the hose by pressing the locking button on the gun, flexible hose with kink protection. . APPLICATION: Compatible with pressure washers, M22 and click connector adapters for popular pressure washer brands. Clean your clogged pipes, drains and gutters easily and quickly. With this high-pressure hose, your flowers and vegetables can be refilled with enough water in time to grow healthily. Make washing your car easier and stop messing it up. .