Product Description
SQUARE BOX EXTENSION RING TYPE; STEEL MATERIAL; 4 INCH; 4 INCH; 1-1/2 INCH; UL APPROVAL; 50 STANDARD PACKAGE; 21 CU INCH CAPACITY; (12) 1/2 INCH CONDUIT SIDE KNOCKOUT SIZE; 12 KNOCKOUT(S)
SQUARE BOX EXTENSION RING TYPE; STEEL MATERIAL; 4 INCH; 4 INCH; 1-1/2 INCH; UL APPROVAL; 50 STANDARD PACKAGE; 21 CU INCH CAPACITY; (12) 1/2 INCH CONDUIT SIDE KNOCKOUT SIZE; 12 KNOCKOUT(S)