• Clamping base ideal for square posts up to 4" in width; adjustable and easily removable
  • Included D size 2.25" RAM® rubber ball allows for connection to any D size RAM® double socket arm; ball and socket technology allows for near-infinite adjustability
  • Made of powder-coated, marine-grade aluminum for durability and reliability in the most demanding environments
  • Backed by a lifetime warranty
RAM® Square Post Clamp Base for Posts up to 4" Wide - D Size
Part#:RAM-D-247U-4 UPC:793442224768
This square post mount is ideal for forklift mounting and consists of a 4" clamp base with a D size 2.25" ball. Attach any length D size socket arm, D size ball adapter and a device holder of your choosing for an ultra-rugged mounting solution for your forklift. While the base can support up to a maximum post width of 4", it can support any lesser width by rotating the base on the post, bringing the mounting bolts flush against the post.

hardware included

(2) 5/16"-18 x 3" Machine Screws
(2) 5/16"-18 Nylock Nuts

clamp range

4" max width

ball size

D Size (2.25")

weight capacity

Standard Use: 6 lbs
Heavy-Duty Use: 5 lbs


Marine-grade aluminum

packaging type

Poly Bag


1.5 lb