KIT-H18021 SKU KIT-H18021-2658 3/4'' Rigid Conduit Hub - NEMA 4X Zinc Please log in to see price or purchase this item Request an account Line Comment Special Price Features:Vibration proofCaptive o-ring gasketNo weldingPosi-Lok insulated throat (insuliner)Fit standard knockoutsEasy installationControlled thread lengths