OilShield Rubber Air Hose Reel Dual Arm Assembly 1/2in x 50ft 18-gauge powder coated steel construction. Dual arm offer stability on fixed or moving surfaces like trailers, production lines. Solid Brass fittings. 12-point ratchet system which helps lock out the hose at shorter length. 100% rubber construction . 300 PSI working pressure. 4:1 Safety factor. High strength polyester woven braided reinforcement. 1/2in Male NPT . 4 finger grip bend restrictor for better use and easier control over the hose. Flexibility from -30°F to +190°F. Ozone , Abrasion , Kink OSRDA1250