VIC5881 Features: * Light duty flow rates * Rear entry inlet * Single stage design * Outlet Connection: 9/16 in - 18 (M) * Body Material: Machined Brass * Diaphragm Material: Neoprene * Filter Material: Bronze, Sintered * Type: Regulator * Price is for 1 Each * Testing and approvals: * UL listed * Conforms to CGA E-4 Options: * Color coded gauges available on some models