RAM® Drill-Down Double Ball Mount with Rectangle AMPS Plate & Hardware
Part#:RAM-B-139U-CA1 UPC:793442915291
The RAM-139U-AU consists of a medium length B-size double socket arm, one 2.5" round plate and one 2" X 1.7" plate that contains the universal AMPS hole pattern and a set of #10-32 x 5/8" machines crews and nuts. The mount is designed with a 1" diameter patented rubber ball and socket system that has adjustment points at both ends of the double socket arm; this allowing for almost infinite adjustment and perfect viewing angles. The AMPS hole pattern on each plate will connect to many RAM cradles, including all iPad cradles. The included RAM’s patented design dampens shock and vibration, helping to extend the life of your device.

hardware included

(4) #10-32 x 5/8" Machine Screws
(4) #10-32 Nylock Nuts

product dimensions

Overall Height: 5"

socket to socket length


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"

ball size

B Size (1")

weight capacity

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


Marine-grade aluminum

packaging type

Poly Bag


0.58 lb