Octagon Box Extension Ring. octagon box extension ring, 4dia. southwire new work octagon steel extension ring. (4) 3/4 inch, cubic inches: 15.5, drawn, steel item #:. Extension ring with ground screw.
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Extension ring with ground screw. 15.5, drawn, steel item #:. octagon box extension ring, 4dia. (4) 3/4 inch, cubic inches: southwire new work octagon steel extension ring.
1/2" Octagon Box Ring Extension
Octagon Box Extension Ring (4) 3/4 inch, cubic inches: octagon box extension ring, 4dia. 15.5, drawn, steel item #:. southwire new work octagon steel extension ring. (4) 3/4 inch, cubic inches: Extension ring with ground screw.