World-Class Mounting Systems

Size Guide

Ball Sizes
Arm Sizes
X
The unique double ball and socket design allows you to adjust your mount to the perfect viewing or operating angle, all with the turn of a single knob. This modular design can be configured with a variety of interchangeable components to fit your specific mounting needs.
B Size
Holds 2 lbs / 0.91 KG
1" Ball
Phones, Action Cameras, Light Duty Tablets
C Size
Holds 4 lbs / 1.81 KG
1.5" Ball
Fishfinders, Heavy Duty Tablets
D Size
Holds 6 lbs / 2.72 KG
2.25" Ball
Monitors, Large Fishfinders
E Size
Holds 15 lbs / 6.8 KG
3.38" Ball
Heavy Monitors
Ball Sizes Short Arm Medium Arm Long Arm
B Size Overall Length 2.42" / 6.1468cm 3.73" / 9.47cm 6.00" / 15.24cm
Socket-to-Socket Length 1.75" / 4.45cm 3.00" / 7.62cm 5.31" / 13.49cm
C Size Overall Length 3.56" / 9.04cm 5.69" / 14.45cm 9.13" / 23.19cm
Socket-to-Socket Length 2.50" / 6.35cm 4.66" / 11.84cm 8.00" / 20.32cm
D Size Overall Length 5.10" / 12.95cm 8.44" / 21.44 12.98" / 32.97
Socket-to-Socket Length 3.60" / 9.14cm 6.88" / 17.48cm 11.41" / 28.98cm
E Size Overall Length 7.31" / 18.57cm 12.63" / 32.08cm N/A
Socket-to-Socket Length 4.98" / 12.65cm 9.88" / 25.10cm N/A

RAM® Handlebar U-Bolt Double Ball Mount for Garmin 12 Series

SKU Copied
SKU: RAM-B-149Z-G1U
UPC Copied
UPC: 793442149092

RAM® Handlebar U-Bolt Double Ball Mount for Garmin 12 Series
Copy SKU
SKU: RAM-B-149Z-G1U
Copy UPC
| UPC: 793442149092

B SIZE
MEDIUM ARM
Size Guide
The RAM-B-149Z-G1U consists of our medium length B-size double socket arm with our Handlebar U-Bolt Base for Rails 1.27cm (0.5") to 3.18cm (1.25") in Diameter and our 6.35cm (2.5") diameter round plate with universal AMPS hole pattern. This mount also includes the hardware needed to bolt that round plate to select Garmin GPS units. A complete list of compatible devices can be found below in the compatibility section.

Information

Resources

Compatible Devices

Information

Product Weight
0.32 kg (0.71 lbs)
Hardware Included
(4) #6-32 x 12.70 cm (5")/20.32 cm (8") Machine Screws(4) #6-32 x 17.78 cm (7")/20.32 cm (8") Machine Screws(4) #6-32 x 7.62 cm (3")/20.32 cm (8") Machine Screws(4) #6-32 Nut Inserts(1) 1/4" -20 U-Bolt for 1.27cm (0.5") - 2.54cm (1") Rails(1) 1/4" -20 U-Bolt for 2.54cm (1") - 3.18cm (1.25") Rails(2) 1/4" -20 Nylock Nuts(2) Rubber Caps(1) U-Bolt Spacer
Clamp Range
1.27cm (0.5") - 3.18cm (1.25") diameter
Socket To Socket Length
7.62cm (3")
Hole Pattern
4-Hole AMPS: 3.00 cm (1.181") X 3.80 cm (1.496") 3-Hole 120-Degree: 4.60cm (1.812") Diameter
Ball Size
B Size (1")
Weight Capacity
Standard Use: 0.91 kg (2 lbs) Heavy-Duty Use: 0.45 kg (1 lbs)
Materials
Marine-grade aluminum
Packaging Type
Poly Bag

Resources

INSTRUCTIONS

Compatible Devices

Add to Enquiry  

Components

RAM Mounts
Copy SKU
RAM-B-201U
RAM® Double Socket Arm - B Size Medium
RAM Mounts
Copy SKU
RAM-B-202-G1U
RAM® Round Plate with Ball & Mounting Hardware for Garmin GPSMAP + More
RAM Mounts
Copy SKU
RAM-B-231ZU
RAM® Handlebar U-Bolt Base for Rails 0.5" to 1.25" in Diameter - B Size


Complete Your Solution

Locking Knobs for B Size Socket Arms

RAM Mounts
Copy SKU
RAM-KNOB3LSU
RAM® Key Lock Knob with Steel Insert for B Size Socket Arms
RAM Mounts
Copy SKU
RAP-S-KNOB3-7U
RAM® Pin-Lock™ Security Knob with 7-Pin Pattern for B Size Socket Arms
RAM Mounts
Copy SKU
RAP-S-KNOB3U
RAM® Pin-Lock™ Security Knob for B Size Socket Arms

RAM® Add-A-Ball™ Accessory Ball for B Size Socket Arms

RAM Mounts
Copy SKU
RAM-B-273U
RAM® Add-A-Ball™ Accessory Ball for B Size Socket Arms
Using this site means you accept its terms | Copyright © 2025 Ram Mounts, South Africa
Powered by Webpro | Created by IT Design
Top