Description
This RAM® ball base combines a D Size 2.25" rubber ball with a 2.5" round mounting plate. The plate includes both the industry-standard 4-hole AMPS pattern and a 3-hole 120-degree pattern, providing multiple attachment options for compatible equipment and mounting surfaces.
Its marine-grade aluminum construction supports demanding installations while allowing the connected RAM D Size mounting system to be adjusted through a compatible double socket arm.
Key Features
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RAM D Size 2.25" ball
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2.5" diameter round mounting plate
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Industry-standard 4-hole AMPS pattern
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3-hole 120-degree mounting pattern
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Seven mounting holes total
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Marine-grade aluminum construction
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Supports up to 6 lbs under standard-use conditions
Use Cases & Compatibility
This ball base can be attached to a suitable flat surface or connected to compatible RAM holders and cradles using one of the supported hole patterns. It is compatible with a variety of RAM D Size 2.25" socket arms and mounting components.
Attachment hardware is not included.
Specifications
Ball Size: D Size 2.25" Ball
Plate Dimensions: 2.5" diameter
Mounting Pattern: 4-hole AMPS and 3-hole 120-degree
AMPS Hole Pattern: 1.181" x 1.496"
3-Hole Pattern: 1.812" diameter
Material: Marine-grade aluminum
Weight Capacity: Standard Use: 6 lbs; Heavy-Duty Use: 5 lbs
Product Weight: 0.5 lb
Brand & Warranty
Brand: RAM Mounts
Manufacturer Part Number: RAM-D-254-WD1U
Warranty: Manufacturer’s lifetime warranty.
Gadget Mounts is an Authorized RAM Mounts Dealer.



