The RAM-B-111U consists of a double socket arm, 2.5" diameter round base and 6.25" x 2" rectangle base. The round base contains pre-drilled holes, including the universal AMPS hole pattern. The rectangle base contains 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. 

Plate Hole Patterns (PDF)

Specifications:

• Overall Height: 5" 
• Weight Capacity: 5 lbs. 
• Material: Powder Coated Marine Grade Aluminium 
• Ball Size: 1" Rubber Ball "B" Size 

Note:  The "U" in the part number reflects product packaged in poly bag. 

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