Made of brass, durable and provides secure and quick connections & nbsp; Max. Operating pressure: 5,000 psi. Temperature: 149 C Lead-free and leak-free, safe and efficient, easy to connect and disconnect & nbsp; For use on gun, hose, pump to convert M22 threaded fittings to 0.6cm quick connector Package contents: 1 quick release connector Size: 15mm Inner Dia Features: Made of brass, durable and provides secure and quick connections. For use on gun, hose, pump to convert M22 threaded fittings to 1/4 " quick connector. Features: Type: M22 male quick connector to 6.35 mm. Internal diameter: 15mm Max. Operating pressure: 5,000 psi. Max. Temperature: 149 C. Content: 1 quick release adapter.