Vanco WPBWBX Single Gang Bulk Cable Wall Plates (Black) Allows for Multiple Bulk Cables to be Organized for Professional Installations Designed for Home Theater Surround Sound Designed to Fit Single or Dual Gang J-Box or Low Voltage Mounting Bracket Hole Diameter Approximately: Single: 1-1/4 x 1, Dual: 1-1/4 x 2-1/2 Hole diameter approximately 1-1/4" x 1" Easy installation Color matching mounting screws included Single gang Color: Black