• 6.25" x 2" fishfinder and chartplotter plate adapter for RAM® marine swing arm mount
  • Adapter plate compatible with select Garmin, Lowrance, Raymarine and Humminbird Fishfinders and GPS chartplotters
  • Plate adapter works with CB radios, Ham radios and other gimbal brackets for radio mounting
  • Backed by a lifetime warranty
RAM® Rectangular Plate Adapter for Swing Arm Mounts
Part#:RAM-111BTU UPC:793442901713
The RAM-111BT universal base has a short post connected at right angles to a flat 6.25 x 2 inch rectangular base. The base has many different combinations of pre-drilled holes which will match up to many electronic devices and mounts, including Marine GPS, CB Radios, Ham Radios, Gimbal Brackets and more. The small post on the base is designed to connect to the RAM-109 series arms. Included on the end of the post is a tightening knob for use when installed on the compatible RAM-109 series arm.

hardware included

(1) 2" Nylon Washer
(1) 1.7" Nylon Washer
(1) 5/16" Stainless Steel Washer
(1) .77" Nylon Washer
(1) 5/16"-18 x 1.25" Knob

hole pattern

See Drawing

plate size

6.25" x 2"


Marine-grade aluminum

packaging type

Poly Bag


0.49 lb

Additional Information

The included plate is a universal mounting bracket with a selection of mounting hole locations. In certain applications additional holes may need to be drilled for proper fit with your electronic device.