This HPA Air Tank Regulator Valve Saver On/Off ASA Adaptor features a durable metal construction and a knurled twist ring for easy gas flow control. It converts any G1/2-14 threaded tank (Standard Paintball) into an on/off system, eliminating the need to remove the tank. Suitable for CO2 and HPA tanks, it supports working pressures under 3000psi and is available in black with standard packaging.