RAM® Drill-Down Mount for TWR Color Displays
Part#:RAM-B-138-TR1 UPC:793442138140
The RAM-B-138-TR1 consists of a 2.5" diameter round base with the universal AMPS hole pattern, double socket arm, diamond base adapter and mounting hardware. The mount is designed with a RAM 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.

hardware included

(2) #10-32 x 3/8" Machine Screws
(2) #10-32 Flat Weld Nuts

product dimensions

Overall Height: 5"

socket to socket length


hole pattern

Diamond Plate: 2-Hole AMPS: 1.912"
Round Plate: 4-Hole AMPS: 1.181" x 1.496" & 3-Hole 120-Degree: 1.812" Diameter

plate size

2.5" Diameter

ball size

B Size (1")

weight capacity

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


Marine-grade aluminum

packaging type

Poly Bag


0.54 lb