![RAM Mount Square Post Clamp Base 4" Wide w/1.5" Ball [RAM-247U-4]](https://www.boataccessorydepot.com/wp-content/uploads/2026/10/ram-mount-square-post-clamp-base-4-wide-w-1-5-ball-ram-247u-4.webp)
Square Post Clamp Base 4″ Wide with 1.5″ Ball
The RAM-247U-4 is a clamp base with 1.5″ rubber ball that will connect to rails up to 4″ maximum in width.
Features:
- Material: Powder Coated Marine Grade Aluminum
- Ball Size: C Size 1.5″ Rubber Ball
- Note: The “U” in the part number reflects product packaged in poly bag.
- Weight: 1.17 lbs.
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