COXREELS� Nitro-Pro� Series spring driven hose reels are the only nitrogen hose reels specifically engineered, tested and approved for use with nitrogen tire inflation systems. These professional-grade specialty reels feature compact space-saving size and heavy duty construction for flexible installation and long-lasting performance. The EZ-Coil�model features Coxreels�� patented rewind safety system that retracts up to 80% slower than conventionalspring driven reels. This reel is specifically designed to reduce workplace accidents and increaseoperator safety.