Low Voltage Mounting BracketsFor mounting low voltage Class 2 communication outlets to the front of drywall. PVC construction. Mounting wings hold bracket securely against wall as the mounting screws are tightened. Bracket is its own mounting template, except for 6XXC5. 6XXC6 and 6XXC7 adjust to fit 1/4"- to 5/8"-thick drywall, paneling or wallboard. All models are UL Listed and CSA Certified.Mounting Bracket, Low Voltage, Mounts Low Voltage Class 2 Communication Outlets to the Front of Drywall Function, Non-Metallic, For Communications, Cable Tv, Computer Wiring, Cat 5 Listed, Bracket Is Its Own Template For Cut Out, Mounting Wings Hold Bracket Securely Against Wall When Screws Are Tightened., Number of Gangs 4, Length (In.) 5.57, Width (In.) 7.81, Depth (In.) 1.70, Raised (In.) 1/4 to 1, Black Color, Number of 1/2 In. Side Knockouts 0, Material of Construction PVC