FeaturesSnap-in style knockout seals are inserted in discontinued, open box knockouts to protect exposed wiresEasy snap-in installation no conductivity possibleTight tolerances - snug fit in different panels/boxesFits all metallic and non-metallic material from 1/32 to 1/8 inEasy installation in tight space areasStamped constructionRound shapeSnap in/out mountingOpen box knockouts to protect exposed wires