MTNHRM550 Features: -2500 lb. operating pressure.-Works for air, water and heavy oil.-All brass main shaft and swivel.-Owner serviceable.-Cartridge style spring.-Fully closed bead.-1/2 in. x 50 Ft. Air, Water and Heavy Oil Hose Reel. Dimensions: -5-1/4" W and 14-7/8" diameter. Warranty: -One year warranty.-New out of box defects "30d warranty"/ otherwise repair only.