【360° Adjustable Fish Finder Mount 】1.5 ball base delivers 18lbs clamping force while allowing smooth 360° screen rotation. Adjustable transducer arm extends from 14.3 to 18.8 for deep/shallow water scanning. 【 Corrosion-Proof Marine-Grade Construction】High-strength composite basez, hardware withstand 5x longer than plastic mounts in harsh waters. Non-slip rubberized coating prevents GPS unit slippage. 【Compatible with Garmin】GPSMAP 722, GPSMAP 722xs, GPSMAP 742, GPSMAP 742xs, Striker Plus 5cv, Striker Plus 7cv, Striker Plus 7sv, ECHOMAP Plus 72cv, ECHOMAP Plus 73cv, ECHOMAP Plus 74cv, ECHOMAP Plus 75cv, ECHOMAP Plus 77cv. 【Compatible with Lowrance】 HDS Carbon 7, HDS LIVE 7, other Fishfinders and GPS Chartplotters. Compatible with Humminbird and Raymarine: Most Fishfinders and GPS Chartplotters (NOT compatible with: the Humminbird Helix 5, 7, 8, 9, 10, 12, 15, the Solix 10). 【Customer Support】We provide professional after-sales support and solutions, ensuring customers have a worry-free experience during the installation, use, and maintenance of the fishfinder mount. We aim to promptly deliver effective solutions to every customer query, ensuring their satisfaction at every step. VINmounts Fish Finder Mount 1.5" Ball Base for Kayak, Kayak/SUP Transducer Mounting Arm, Marine Electronics Mounts for Boat, Compatible with Lowrance, Raison