RAM Mount 6.25" x 2" Universal Marine Electronics Base Plate with 1.5" Ball

Features:   Base plate 6.25" x 2" with a 1.5" rubber ball Multiple holes, including AMPS hole pattern, pre-drilled into the plate for connecting a variety of devices* Fits most RAM 1.5" ball compatible socket arms Constructed of powder coated marine grade aluminum Holds up to 4 lbs. Made in the USA Device Compatibility:(Partial List)** Garmin     ECHOMAP Plus 72cv ECHOMAP Plus 73cv ECHOMAP Plus 74cv ECHOMAP Plus 75cv ECHOMAP Plus 77cv GPSMAP 722 GPSMAP 722xs GPSMAP 742 GPSMAP 742xs Striker Plus 5cv Striker Plus 7cv Striker Plus 7sv Lowrance     HDS Carbon 7 HDS LIVE 7 Hook Reveal 7 Series Hook Reveal 9 Series Also fits other brands including Humminbird and Raymarine Brand: RAM Mounts Part number: RAM-111BU Warranty: Manufacturer's lifetime warranty * The rectangle plate is a universal mounting bracket with a selection of mounting hole locations. In certain applications additional hole