Skip to product information
1 of 11

RAM Mounts

RAM Clamp Base - Square 102mm Post Base clamp with Short Arm & Round Base

RAM Clamp Base - Square 102mm Post Base clamp with Short Arm & Round Base


Regular price $189.98 NZD
Regular price Sale price $189.98 NZD
Sale Sold out
Tax included. Shipping calculated at checkout.
View full details

RAM-101U-B-247-4 RAM® Square Post Clamp Mount for Posts up to 102mm Wide - Short arm


* 2.5" round plate connects to RAM® device holders containing the universal AMPS hole pattern
* Includes 102mm clamping base for posts and a short length, C size RAM® double socket arm
* RAM 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

The RAM-101U-B-247-4 consists of a short double socket arm, round 2.5" diameter round base with the universal AMPS hole pattern and 4" clamp base. The clamp base will wrap around a maximum width of 101.6mm / 4" and is tightened by screwing the two plates together with the included nuts and bolts. Rubber ball, socket technology dampens shock and vibration, as well as allows for almost infinite adjustment, perfect viewing angles.

Specs & Features

Arm Length:
Overall Length:
89mm (3.5")
Socket-To-Socket Length:
57mm (2.25")

Maximum Width
101.6 mm (4")

Round Plate Hole Patterns:
4-Hole AMPS:
1.181" x 1.496" (30mm x 38mm)
3-Hole AMPS 120- Degree
1.812” (46.0mm)

Powder Coated Marine Grade Aluminium

Ball Size:
1.5" "C" size Rubber Ball Size

839 grams (1.85 lbs.)

Weight Capacity
Standard Use:
1.814kg (4 lbs)
Heavy-Duty Use:
1.36kg (3 lbs)

RAM-247U-4 RAM Square Post Clamp 100mm with 1.5" Ball
RAM-201U-B RAM Short Double Socket Arm for 1.5" Balls
RAM-202U RAM 2.5" / 63mm DIA. BASE 1.5" Ball