4-11/16" SQ BOX EXT 2-1/8" DP 1/2"& 3/4" KO
Item No.
B7452
Topaz Square Welded Extensions are 2-1/8” deep with (8) 1/2" and (4) 3/4" knockouts. These extensions are designed to fit Topaz's 4-11/16" welded boxes and will add an additional 44 cubic inches of working area to the electrical box.
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