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Description
The CM-SB-EXT Switch Box Extension fits any 1 gang box and is made from durable 16G steel. It features an adjustable size from 1/4 to 1 inch with a maximum adjustable depth of 7/8 inch, and a cubic capacity of 3-1/2 cubic inches. This UL standard extension ring includes a mounting screw and weighs 0.1 pounds. It has a width of 1.78 inches and a length of 1 inch.











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