FeaturesHand tightens, no tools needed for assemblySegmented chuck provides high mechanical pullout performance, will not cut or damage cord jacket0.6 in L thread0.55 in dia throatSuitable for use in hazardous locations where general purpose equipment is specifically permitted by NEC. class I, Div 2, class II, Div 1 & 2, class III, Div 1 & 2, NEC 501-4(b), 502-4(a)(b), 503-3(a)(b)Neoprene bushingNon-metallic