Designed to minimize stumbling hazards and cleaning interference, Baldwin's half dome floor bumpers are a simple, unobtrusive way to protect your walls from door related wear and damage. Constructed from solid brass, and featuring a thick, solid compounded rubber bumper designed for increased resiliency, each bumper can be equipped with aluminum risers to provide added lift (sold separately, see models 4207, 4209, and 4210) to make certain that your bumper functions flawlessly with your existing doors no matter what the height requirements. Easy to install, each bumper comes with fasteners for wood, plaster, and masonry installations, ensuring that your Baldwin half dome floor bumper will be ready where you need it, when you need it. Has a few pinhead sized marks from shipping/handling. Sold with free shipping. Features: Solid Brass Construction Design Minimizes Stumbling Hazards Compounded Solid Rubber Bumper Includes Fasteners for Wood, Plaster, and Masonry Installatio 1-7/8 inches in diameter