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® Large Marine Electronics Mount

SKU Copied
SKU: RAM-137U
UPC Copied
UPC: 793442001376
01 28 232242ram 137u1jpg

RAM® Large Marine Electronics Mount
Copy SKU
SKU: RAM-137U
Copy UPC
| UPC: 793442001376

Overview
The RAM-137U, powder coated marine grade aluminum mount, consists of a double socket arm mount, one 2.5" / 6.35cm diameter round base with 1.5" / 3.81cm rubber ball and flat 11" / 27.94cm x 3" / 7.62cm rectangular plate. The plate contains different combinations of pre-drilled holes which will match up to many electronic devices and mounts, including Marine GPS, CB Radios, Ham Radios, Gimbal Brackets and more. Rubber ball, socket technology dampens shock and vibration, as well as allows for almost infinite adjustment, perfect viewing angles.

Information

Resources

Information

Hardware Included

(4) .312" / 792.48cm x .187" / 474.98cm Shoulder Washers

Socket To Socket Length

4.66" / 11.84cm

Hole Pattern

4-Hole AMPS: 1.181" / 3.00cm x 1.496" / 3.80cm
3-Hole 120-Degree: 1.812" / 4.60cm Diameter
See Drawing

Plate Size

Top Plate: 3" / 7.62cm x 11" / 27.94cm
Bottom Plate: 2.5" / 6.35cm Diameter

Ball Size

C Size (1.5" / 3.81cm)

Weight Capacity

Standard Use: 4 lbs / 1.814kg
Heavy-Duty Use: 3 lbs / 1.361kg

Materials

Marine-grade aluminum

Packaging Type

Poly Bag

Weight

1.95 lb / 0.884kg

Resources

Documents
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Components

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RAM Mounts
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RAM-137BU
RAM® Large Marine Electronics Ball
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RAM Mounts
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RAM-201U
RAM® Double Socket Arm - C Size Medium
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RAM Mounts
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RAM-202U
RAM® Round Plate with Ball - C Size


Complete Your Solution

Locking Knobs for C Size Socket Arms

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RAM Mounts
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RAM-KNOB5LU
RAM® Key Lock Knob with Brass Insert for C Size Socket Arms
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RAM Mounts
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RAP-S-KNOB5U
RAM® Pin-Lock Security Knob for C Size Socket Arms
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RAM Mounts
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RAP-S-KNOB5-7U
RAM® Pin-Lock™ 7-Pin Security Knob for C Size and Swing Arms

Accessories for AMPS Pattern Base Components

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RAM Mounts
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RAM-202-225B-2U
RAM® Backing Plate Adapter
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RAM Mounts
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RAM-HOL-ROTO1U
RAM® Roto-View Adapter Plate
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RAM Mounts
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RAP-400-202U
RAM® Tough-Claw™ Trolling Motor Stabilizer - C Size Medium
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