The Camco RV Screen Door Cross Bar protects your equipment year round. It allows you to control the door without placing pressure on the screen. It can be mounted on the inside or outside to grab onto when you need to control door placement. The adjustable screen door accessory will adjust from 20-1/4 to 28 to better fit your particular door. Use this bar each time you exit your RV. Model#: 42183; Color: Black and Silver