Description
Extension Ring
4x4x2″ BC53171-K
Steel Box Extension Ring Square Without Back
4″ Square with round knockouts on the sides.
4x4x2″ Deep
Great for adding extra capacity to the box.
UL listed.
Extension Ring 4x4x2″ BC53171-K
Extension Ring 4x4x2″ BC53171-K
Steel Box Extension Ring Square Without Back
4″ Square with round knockouts on the sides.
4x4x2″ Deep
Great for adding extra capacity to the box.
UL listed.
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