Haz Loc Flex Coupling, Trade Size 1/2 in, Flex Length 21 in, Overall Length 25 1/4 in, Bronze, Hazardous Location Rating Class I, Division 1 and 2, Groups A, B, C, D, Class II, Division 1 and 2, Groups E, F, G, Class III, Ends - Hazardous Fittings 1/2...