Prime-Line J 4540 Wall Stop  Protects Walls from Door Knob Damage  2-1/2 Outside Diameter Stainless Steel Cover with 1-1/8 Gray Round Rubber Bumper  Easy To Install PROTECT YOUR WALLS  Stop worrying about making holes in your walls from door knobs with a Prime-Line stainless steel and rubber wall stop. This simple solution protects your walls from round and long door handles. DIMENSIONS - Prime-Line J 4540 Wall Stop has a 1 projection, 1-1/8 outside diameter of the gray rubber bumper, and 2-1/2 outside diameter of the stamped steel cover with a brushed stainless-steel finish. EASY INSTALLATION  Installation is quick and easy, and all necessary parts are included. FROM HOMES TO HOTELS  Perfect for commercial or residential use, the wall stop will prevent holes in the walls from door knobs, saving you money on repairs. PREVENT NOT REPAIR  The Prime-Line wall stop can protect your walls and prevent holes caused by door knobs, but it cannot repair existing door knob or handle holes.