The two-in-one Magnetic Door Stop design protects walls and holds the door open for you. Constructed of corrosion resistant 304 stainless steel. Can be mounted either vertically to the floor or horizontally to baseboard or wall. Powerful, hands-free magnet holds doors open. Installs with #10 RH fasteners (not included). A 1-1/2" B 3" C 9/16" D 1-3/16"