SATISFACTION GUARANTEED: At Penn Elcom, we are committed to providing high-quality, space-saving products that fit your needs. If you aren’t 100% satisfied with our adjustable CPU holder, return it within 30 days for a refund or replacement. EASY TO INSTALL: The included mounting hardware will have your computer tower mounted to the underside of your desk in no time. The optional adjustable mounting brackets allow the desktop computer holders to be installed on almost any desk type. THE PERFECT FIT: This computer mount comes with heavy-duty adjustable straps that will hold most standard CPU cases up to 70.9 inches safely and securely. The brackets measure 13.54 inches in length and are 8.03 inches apart from the outside. CONVENIENT COMPUTER ACCESS: Our PC mount is designed with a unique sliding track that allows the computer tower to be accessed easily, without removing it from the mount. You will be able to access the rear ports and power quickly and conveniently. KEEP YOUR TOWER OFF THE FLOOR: Protect your desktop computer from lint and dust on the floor with this under-desk CPU holder from Penn Elcom. Designed with a sliding mechanism, this PC holder is a fantastic way to keep your computer running smoothly.