2.5" Dia. Base with 1" Dia. Rubber Ball (Light Duty), Standard Sized Length Arm and Marine Plate for Specified Humminbird, Lowrance, Raymarine Apelco Models

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  • Arm Included: RAM-B-201U shown below is the standard sized length marine grade aluminum arm 2.875 inches in length from socket center to socket center and 3.6875 inches in overall length. A tightening knob on the side of the arm enables the sockets to clamp firmly to the attached base and mounting plate. The arm allows for easy adjustment by loosening the side knob, a single spring inside the arm opens the sockets, allowing the arm to pivot on the attached plates. This enables the arm and mounting plate to be positioned at various angles allowing the ultimate in position flexibility. Loosen the knob completely and the arm will disconnect in seconds!
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  • Mounting Plate Included: RAM-B-107BU shown below has pre-drilled holes and 1 inch diameter rubber ball. 
  • NOTE: This marine grade aluminum plate can also be drilled into for a custom hole pattern without voiding the manufacturer's warranty.
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