A floor-mounted doorstop is usually more convenient if the adjacent wall is weak or hanging racks are on the back of the door. Doorstops help prevent damage to the wall by stopping the door before the door handle hits the wall. High profile base 1/2" high; 1 7/8" diameter; for door with 1/2" to 1 3/4" floor clearance for carpeting, etc.; Sold Singly. Place the stop close to the outside edge of the door when the door is open. Mounting Hardware Included.