Universal drill-down fishfinder mounting solution features 6" swing arm for ideal device placement Two pivot points allow for complete 360-degree rotation Made of powder-coated steel and high-strength composite Backed by a lifetime warranty Compatible with Garmin echoMAP,GPSMAP,Striker,Humminbird Helix,Lowrance HDS Carbon 7,HDS LIVE 7,9,12,HOOK-9,Raymarine Fishfinders and GPS Chartplotters