Interstate Pneumatics HA44-050 1/4 Inch 50 ft Red Rubber Hose Goodyear Hose Inner Diameter: 1/4 inch | Fittings: 1/4 inch NPT Male Brass Fittings Length: 50 feet | Color: Red Working Pressure: 250 PSI Temperature Range: -40 F to 180 F Safety Factor: 4:1 | Burst Pressure: 1200 PSI