Industry best 90-Day Warranty. BluBird 1/2" rubber lead-in hose is ideal for connecting supply lines, hose reels, compressors and other system components. These shorter length hoses prevent vibration from moving parts which may cause leaks or loosening of connections. 100% rubber hose offers heavy duty, lightweight, and abrasion resistance while withstanding extreme weather. It also helps keep the supply hose on the ground and helps prevent a tripping hazard in work area. BluBird rubber hose maintains integrity even under extreme weather conditions while remain flexible from -50°F to +190°F. High strength polyester woven braided reinforcement ensures working under high pressure. The max pressure of the air hose is 300 psi. bursting pressure is 1200psi. Bend restrictors reduce kinking and help to increase the life of the air hose.