Ball Outer Diameter: 19mm/ 0.75inch; Total Height: 22mm/ 0.86inch; Strike Plate Size: 53*26mm/ 2.08*1.02inch (L*W); Catch Plate Size: 53*34mm/ 2.08*1.34inch (L*W); Mounting Hole Dimension: 4mm/ 0.157inch; Mounting Hole Spacing: 38mm/ 1.5inch Advantage: The ball catch door hardware is made of stainless steel, which makes it durable, robust, and strong enough to withstand daily wear and tear, anti-corrosion, not easy to fade after long-term use, comfortable to touch, durable, and long service life. Solid steel ball construction ensures that the Closet Door Ball Catch opens and closes smoothly, with no rattling or noise. Instruction: This Closet Door Ball Catch is easy to install and comes with all the necessary hardware required for installation. Simply drill two holes, one on the top of the door and the other on the frame, align the strike plate with the door, and screw it in place.