Designed for heavy duty salt water use, this C size (1.5”) composite drill-down kit for the Lowrance Hook allows users to swap out the factory mounting solution with a RAM® Mounts solution. Simply attach the included adapter to the Lowrance Hook and you're ready to connect the double socket arm and round base featuring the AMPS hole pattern. Made of high strength composite and powder coated marine grade aluminum, this kit is designed to keep your Hook secure and stable in rugged environments on your boat, kayak or inflatable.