Move your tank to a pouch and lighten your marker, Designed to work with co2 tanks, 3000 psi and 4500 psi HPA systems, High flow coiled hose for unrestricted movement, Internal lock prevents the loss of the adjustment knob, CA Adapter attaches to any paintball marker, Quick Disconnect to easily attach and detach your marker, Slide check for quick gassing and degassing of marker.