225 Ball Mount with 13cm / 21cm Arm for Fishfinder Marine Electronics GPS Gimbal Bracket compatible with ram mount 2.25" Ball Mount with 13cm / 21cm Arm for Fishfinder Marine Electronics GPS Gimbal Bracket compatible with ram mount tem Complete flat surface, drill-down mounting solution with an overall height of 5" Mounts ball and socket technology allows for near-infinite adjustability Compatible with Garmin GPSMAP 162,Garmin GPSMAP 168,Garmin GPSMAP 175,Garmin GPSMAP 180,Garmin GPSMAP 180C,Garmin GPSMAP 182,Garmin GPSMAP 185,Garmin GPSMAP 188,Garmin GPSMAP 232,Garmin GPSMAP 238,Garmin Striker 5 Series,Garmin Striker Plus 5cv package: 1 piece Note: Please allow slightly difference due to manual measurement. Color may be slightly different since different monitor. Thanks! Details Pictures: