RAM® Drill-Down Double Ball Mount with Rectangle AMPS Plate - Medium

Part#: RAM-B-139U
UPC: 793442915284

Kit Components

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$37.49

Size Guide

Arm lengths
Short, medium, and long double socket arms compared side by side. This product uses a Medium arm

The double socket arm clamps over two balls — one on the base and one on your device holder. Arm length sets your reach: short arms are the most stable, while longer arms give you more freedom to position the device.

RAM Mounts overall and socket-to-socket arm lengths by ball size
Arm Length Measurement A Size B Size — this product's ball size C Size D Size E Size
Short Overall Length N/A 2.42" 3.56" 5.69" 5.69"
Socket-to-Socket Length N/A 1.75" 2.5" 4.66" 4.66"
Medium Overall Length 2.42" 3.73" — this product 5.69" 8.44" 12.63"
Socket-to-Socket Length 1.75" 3" 4.66" 6.88" 9.88"
Long Overall Length 3.56" 6" 9.13" 12.98" N/A
Socket-to-Socket Length 3.12" 5.31" 8" 11.41" N/A

Overview

The RAM-B-139U consists of a 2.5" diameter round base with the universal AMPS hole pattern, double socket arm and 2" x 1.7" square base with the universal AMPS hole pattern. Designed into the mount is a 1" diameter patented rubber ball and socket system with adjustment points at both socket ends of the arm; this with RAM's rubber ball and socket technology allows for almost infinite adjustment and perfect viewing angles.

Features

  • Drill-down mounting solution; rectangle plate features AMPS hole pattern for attachment to compatible device holders
  • Includes round ball base, rectangle ball base, and B size long length 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 marine environments
  • Backed by a lifetime warranty

product dimensions:

Overall Height: 5"

socket to socket length:

3"

hole pattern:

Round Plate: 4-Hole AMPS: 1.181" x 1.496" & 3-Hole 120-Degree: 1.812" Diameter
Rectangular Plate: 4-Hole AMPS: 1.181" x 1.496"

plate size:

2.5" Diameter

ball size:

B Size (1")

weight capacity:

Standard Use: 2 lbs
Heavy-Duty Use: 1 lb

materials:

Marine-grade aluminum

packaging type:

Poly Bag

Weight:

0.55 lb

Return Policy:

All products purchased from RAM® can be returned within 30 days with no restocking fee (return shipping not provided). See full return policy here.

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RAM® Drill-Down Double Ball Mount with Rectangle AMPS Plate - Medium
$37.49

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