The Grainger 16WC85 Bumper Door Stop is a door-mounted door stop made of rubber and steel. It has a diameter of 1-1/4", projects 2-1/2" from the door surface, and withstands up to 100 lbs of force. This door stop features a mounting bracket that attaches to the door with two included screws. It can help protect walls and increase door control. The door stop is black and works for either left or right swinging doors. Overall, this is a basic rubber bumper door stop that provides an affordable way to protect walls and control door swing.