The universal flat mount deliver the clean, sophisticated look you want, plus easy adjustment and flexible viewing possibilities. The mount extends less than .5" from the wall to for the cleanest, neatest installation. Heavy-gauge, solid steel construction ensures strength and durability. You can relax and be sure that your investment in a flatscreen TV is safely installed for endless viewing pleasure. The spring-loaded locking mechanism provides additional assurance that your TV is securely mounted. All mounting hardware comes in the package, plus a bonus electronic studfinder and mini bubble level to ensure a perfect installation. A pre-measured template is also included to make installation even easier. Minimal tools are required and easy-to-follow illustrated instructions are included in the package. For additional installation help, a detailed manual and a step-by-step installation video are available on the web. VESA is the international organization that sets standards for the consumer electronics and computer industries. For flatscreen TVs, the VESA pattern refers to the screw holes on the back of the TV that are used to attach to the mount. The Monster Universal Flat Mount is compatible with the following VESA patterns: 75 x 75, 100 x 100, 200 x 100, 200 x 200, 300 x 300, 400 x 200, 400 x 400.