Usage Tips:[High-grade Material]The Washer Spray Gun is 1/4 inch outlet quick disconnect fitting and M22-14 Thread inlet fitting (inside diameter 14mm).The Black accessories is M22 to QC adapter, it can be easily installed on Karcher Quick Connect Spray Gun. [Easy To Use]The pressure washer gun has a production locking trigger that can avoid the accidental spraying of water by accidentally pressing it. Also, the cleaning washer gun design with a short body, it is easy to handle and use. [Professional Cleaner Set]High Pressure Washer Trigger Spray Guns and 5 Spray Nozzles Tips. (0o, 15o, 25o, 40o, 65o). [DEPENDABLE PERFORMANCE]The high pressure washer gun body is made of engineering plastics, the connectors are made of brass and the Nozzle is made of stainless steel. It is rust-proof and durable in use. [Application] It is also designed for turbo nozzle, surface cleaner, water broom, undercarriage cleaner, pivoting coupler, foam cannon, pressure washer sandblasting kit, gutter cleaner attachment.