The Millennium Marine Spyder-Lok Rod Transport Rack is the perfect way to transport up to eight rods at one time with ease and convenience. This rack helps with easy identification and separation of the rods. Built with Millennium Marine’s patented SpyderLok Technology that insures tight secure locking angles. Perfect for group fishing trips and excursions. Can be used with the Spyder-Lok Track System. Sure lock adjustments with SpyderLok teeth. Includes two mounting Bases. 4.25″ by 2.375″ each. Same bolt pattern as the Spyder-Lok rod holders.