The RAM Mounts Fishfinder Mount for the Lowrance HOOK2 Series is an aluminum drill-down kit with 1 ball mount designed for heavy-duty freshwater fishing boats. This RAM fishfinder mount kit lets you swap out the factory mounting system on your boat with a Ram Mounts solution. Simply attach the included adapter to your Lowrance HOOK2-4 or HOOK2-4x, and youre ready to connect the double-socket arm and round base featuring the AMPS hole pattern. The Ram Mounts Fishfinder Mount is made of high-strength composite and powder-coated, marine-grade aluminum to keep your Lowrance fishfinder mount stable in rugged environments on your boat, kayak, or inflatable. Cancer and Reproductive Harm- www.P65Warnings.ca.gov. Size: 1.5 BALL. Type: RAM Mount Fishfinder Mount.