Premium Modern Cylindrical Solid Steel Magnetic Door Stop Holder Heavy Duty, Floor Mount Brushed Finished, Made from Solid 304 Stainless Steel, Heavy Duty, Easy Installation, Floor Mounted APPEARANCE - Our QT Premium Modern Solid Steel Magnetic Door Stop Holder Heavy Duty, makes an excellent addition to any home, office or place of business. Not only does our Door Stop look modern it is extremely functional. This two piece Door Stop mounts directly onto the ground and to the back of your door. All mounting screws are hidden from view. APPLICATIONS - Our Magnetic Door Stop is designed for both heavy home and office use. Due to our unique design our Door Stop has a strong magnet that ensures your door stays in place when open. Our Door Stop will hold the door in place even on a breezy day. Our Door Stop can be used on exterior doors due the heavy duty magnet being used and the 304 Stainless Steel construction makes it rust and water proof. MATERIALS - One of our biggest advantage over our competitors is that our Door Stop is made from SOLID 304 Stainless Steel versus nickel coated alternatives. Our use of the finest 304 Stainless Steel ensures the durability of our doorstops. In addition our mounting kit is also made of Stainless Steel which makes the QT Modern Door Stop extra sturdy. Our use of stainless steel also makes our door stops water and rust proof. DIMENSIONS - Height 3 inches (75 mm) and a base diameter of 2 inches (50 mm). The smaller door mounted piece has a diameter of 2 inches (50 mm) and a height of 3/8 inch (10 mm). This can be mounted to various surfaces such as concrete, wood or tile. You just need to make sure that you have the proper studs. USA WARRANTY - 100% SATISFACTION GUARANTEED - Customer satisfaction is our highest priority. All of our products are protected by QT Home Decors One-Year Worry Free Warranty. You can reach our customer service Mon-Fri, 9-5PM EST, at (949)342-5229. We love hearing from you.