WMFB1KS4N Series Single-Gang Floor Box Assembly
Includes single-gang box, 106 adapter with four openings for communication devices, and nickel cover with two screw plugs. For hole cut dimensions, see installation instructions sheet. Box Dimensions: 2 1/8'' W x 3 3/4'' L x 3 7/8'' D (54mm W x 95mm L x 98mm D) Device Plate: 3 1/8'' W x 4 15/16'' L (79mm W x 125mm L).