Easily Installs in a 2-3/8 Inch Diameter Hole. For Mounting Surfaces 3/8 to 7/8 Inch Thick Black or White Polymer Non-Locking Latch and Gasket For Smooth or Carpeted Surfaces - Includes Gasket for Smooth Surface Applications Stainless Steel "D" Ring Handle, Stem and Lock Nut Two O-Rings for Increased Water Resistance Face Plate Dimensions: 2-7/8 x 2-7/8 Position Indicators Shows Open or Closed Position