Paintball Accessories Coil Remote Hose Line With Quick Disconnect & Slide Check Arrive 9-18 days Compatible with most of CO2, Compress Air, HPA and Nitrogen cylinders. The slide check allows you to remove the quick disconnect without turning your air off. It can be used in 3000-4500 psi pressure rate to screw into CO2 or compressed air /N2 tank. Unlike other remotes, the knob doesn't come off so you won't lose it and the slide check is ergonomically designed so you can really get a grip on it.