LOCKRACK is designed to make loading and unloading of long watercraft such as Surf boards, Stand up paddle boards, Ocean and Surf Ski, Kayaks and even ladders easy, secure and helps prevent loss of equipment in windy conditions. LOCKRACK systems come with two universal bases with domed rubber insets to protect the base of your craft and a patented locking system to keep your boards secure. LOCKRACK is a universal roof rack system that fits Aero and Square type roof rack bars from manufacturers like Thule, Rhino and Cruz. LOCKRACK systems come complete with four aluminum arms with protective sleeves that grip and hold your board in place. LOCKRACK is designed to facilitate single person handling, even in extreme windy conditions and is built to last.