Aluminum Heavy Duty Spring Loaded Step Down Push On Door Holder / Stopper From Typically used on Adams Rite Storefront Doors. Hold open any door: Large and heavy duty the Step On Door Holder is perfect for propping doors in your home, business, or any other space. They can be used even heavy or thick industrial doors. They?ll all stay open with this holder. Heavy duty materials: Designed to hold open even industrial doors, this stopper is constructed out of diecast materials so you can rely on it to keep a door open for however long you need. Never get shut out wit this holder. Details and design: Product Specs: Package contains 1 Step On Door Holder, Aluminum. Sturdy and secure construction. Extends 2 inches. Pacific Doorware Brand Telescoping Door Holder , Metal Zinc die cast body, Rubber Foot, Extra Heavy Duty Foot operated telescopic spring, Extends up to 2 inches, Step-on operation, Spring loaded design Product Can Be Operated By Foot For Easy Opening And Closing Of Doors Sturdy and secure construction, Perfect for your Home, Office, Work etc. Furnished with screws