The Pedestal Mount Base is in a class by itself. If you are looking for strength and extra height, this base is second to none. The unique features include a spring loaded push button lock. Simply put your gear into the base and it automatically locks into place. To release your gear, just push in the button lock. Simple and effective! Bolting dimensions are the same as most manufacturers' - making it simple to just replace the mount. Holds most manufacturers' products, too. Positively locks gear in place. Use the pedestal mount when the most height or strength is needed. Positioning every 30 degrees. Dimensions: 4" x 2" x 2" Bolting dimensions: 1-5/16" x 3-3/16""