Appleton Electric Grounding Bushing GIB-300L-4BC

THREADED TYPE MALLEABLE IRON MATERIAL 1.31 INCH RIGID METAL CONDUIT/IMC USED ON 14 AWG SOLID TO 4 AWG STANDARD WIRE SIZE COPPER CONDUCTOR MATERIAL UL 514B, CSA C22.2 APPROVAL 4.06 INCH DIAMETER 3 INCH TRADE SIZE INSULATED THROAT TYPE LAY-IN, BRONZE LUG TYPE LAY-IN-LUG[TM] BRAND FINISH ZINC PLATED APPLICABLE STANDARD NEMA FB-1 GIB-L-BC MODEL