Lowrance GlobalMap 7200C Operation Instructions Manual page 31

Screw
mounting
hole
Front
Install the gimbal bracket. Place the bracket so the arms slope toward
Once a location is determined, use the bracket as a template and mark
the mounting holes and the hole for the cables. Drill a 1-inch (25.4 mm)
hole in the dash for the power, transducer and antenna cables. Screw
the bracket to the mounting surface.
Front view (left) and side view (right) showing dimensions of the
GlobalMap 7200 and GlobalMap 7300 mounted on gimbal brackets.
the front of your unit.
Millimeter
[Inch]
23
Cable hole