Unique keyhole screw slots for easy installationPlated steel screws included to mount to pull boxCompatible with type 1 pull box accessoriesMaintains grounding between main enclosure and extender
nVent HOFFMAN A12124SUG A90P1 Pull Box Extender, 12 in L x 12 in W x 4 in D, Threaded Cover, NEMA 1/IP30