Complete flat surface, drill-down mounting solution for large marine electronics with an overall height of 8.125" RAM Mounts ball and socket technology allows for near-infinite adjustability Made of power-coated, marine-grade aluminum for durability and reliability in the most demanding marine environments. Backed by a lifetime warranty Garmin Compatibility: ECHOMAP Ultra 122sv,ECHOMAP Ultra 126sv,GPSMAP 1222/xsv Touch, GPSMAP 1242xsv/Touch,Fishfinders & GPS Chartplotters Lowrance Compatibility: HDS Carbon 9,HDS Carbon 12,Elite-9 CHIRP,Elite-9 Ti,Elite-9 Ti²,Elite-12 Ti,Elite-12 Ti²,Fishfinders & GPS Chartplotters. Humminbird Fishfinders and GPS Chartplotters Raymarine Fishfinders and GPS Chartplotters Patented universal rubber ball and socket system isolates and dampens shock and vibration Made of high strength composite and marine grade aluminum Superior shock and vibration isolation for electronics, ideal for marine appliations Unique design provides easy installation, mobility, strength, adjustability and versatility Construction provides a light weight and corrosion resistant product