Wiremold / Walker Receptacle RFB11 Series 1-Gang device plate measuring 1.812 Inch x 4.500 Inch comes with unassembled steel construction for added strength and durability. It is designed for resource series floor boxes, cellular raceway and walker deck systems that provide flexibility in recessed and furniture feed applications. It is provided in required sectional widths with two opening of 1.390 Inch for floor boxes that allows for custom configuration. It has snap-in design and offers quick and easy installation with screws. Plate is UL, cUL listed.