Sigma Engineered Solutions 0.5-in Plastic Electrical Box Knockout Plug | 14051
$2.58
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Description
Sigma's weatherproof closure plugs help keep moisture from the electrical wiring by closing unused holes in weatherproof boxes, extension rings or covers. Intended to close 1/2" threaded holes. Sigma Engineered Solutions 0.5-in Plastic Electrical Box Knockout Plug | 14051
