O-Z/Gedney specification grade insulated bushings provide a grounding lug to allow for grounding of conduit through the insulated bushingProtects insulated conductors from abrasion during pulling and mechanical vibrationProvides voltage gradient between line conductors and ground at point of electrical and mechanical stress on conductor insulationAllows easy insertion of grounding conductor for through or end connectionLow grounding connector profileSpring action design maintains positive firm contact on grounding conductorSet screw provides fixed alignment and positive ground continuityPhenolic insulation, with 150 deg C UL rating, molded on over metallic conduit stop will not shatter or shrink at sub-zero temperaturesLugs not sold separatelyTin plated copper saddle for use with copper or aluminum conductors from 8 to 4/0 AWG