The Grainger 16YP39 Bumper Door Stop is a door-mounted door stop made of rubber and steel. It has a maximum holding capacity of 100 lbs, bumper diameter of 1-1/2", projection of 2-1/2", and mounts using two 1/4" screws. This door stop can help prevent damage to walls from doorknobs by absorbing the impact of a swinging door. It has a black finish and is suitable for high traffic commercial locations. The door stop is made in the USA.