Mounting Kit for Flush Covers, Includes Stainless Steel Retainer Barbs, 3 Compartments, Voltage Divider, 3 Device Plates, and 3 Duplex Inserts.PRODUCT FEATURES:- Stainless steel barbs, no gluing required- Includes 3-compartments for standard devices- Voltage dividers allow any combination of power and communications devices- Each compartment includes 1-knockout for power and 1-knockout for data for access to either power or communications wiring- Kit includes mounting flange, voltage divider, 3-device plates, 1-center plate-GFCI/rectangular, 2-side plates-rectangular and 3-duplex inse