Gas Welding T Grade Hose Reel with Hose, 50 ft, Retractable no checkout shatter resistant polycarbonate This type of plastic shatter resistant polycarbonate This type of plastic has more than 30 times the impact resistance of safety glass Withstands prolonged exposure to ultraviolet rays resists breaking on overstrike Dead blow function uses steel shot Reelcraft's exclusive dual swivel design offers and independent body manufactured from aluminum and hard coated for wear resistance Leak prevention the double sealed special molded O rings prevent leakage The swivel inlets are both permanently identified with machined grooves on the gas side to assure proper installation