The Humminbird 7400781 MBCC M Mounting System Cable Connector is a replacement mounting system for quick disconnect mounts, Works with all Matrix and 500 Series with the exception of 97 models, This mounting hardware kit comes standard with all Quick Disconnect mounts but if you need to replace one here it is, Includes mounting system cable collector hardware, Works with all Matrix(except 97) 500 Series, One year limited warranty, Dimensions: 8, 8 x 7, 5 x 3, 2 inches, SKU: WO7400781