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® Double Ball Yoke Clamp Mount for Lowrance AirMap 2000c

SKU Copied
SKU: RAM-B-121-LO4U
UPC Copied
UPC: 793442909054

RAM® Double Ball Yoke Clamp Mount for Lowrance AirMap 2000c
Copy SKU
SKU: RAM-B-121-LO4U
Copy UPC
| UPC: 793442909054

B SIZE
MEDIUM ARM
Size Guide
The RAM-B-121-LO4U consists of a medium length B-size arm with a 6.17 cm (2.43") X 3.33 cm (1.31") diamond plate with 2 hole AMPS hole pattern and the hardware needed to attach a Lowrance AirMap 2000c on one end and our yoke clamp base for yokes from 1.59cm (0.625") to 3.18cm (1.25") in diameter.

Information

Resources

Compatible Devices

Information

Product Weight
0.33 kg (0.72 lbs)
Hardware Included
(2) #10-24 x 1.27cm (0.5") Machine Screws
Clamp Range
1.59cm (0.625") - 3.18cm (1.25")
Socket To Socket Length
7.62cm (3")
Hole Pattern
2-Hole AMPS: 4.86cm (1.912")
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

DOCUMENTS

Compatible Devices

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Components

RAM Mounts
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RAM-B-121BU
RAM® Yoke Clamp Base with Ball
RAM Mounts
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RAM-B-201U
RAM® Double Socket Arm - B Size Medium
RAM Mounts
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RAM-B-238U
RAM® Diamond Ball Base - B Size


Complete Your Solution

Locking Knobs for B Size Socket Arms

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

Diamond Plate Accessories

RAM Mounts
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RAP-462NPT
RAM® Vibe-Safe™ with NPT Adapter for 2-Hole Holders
RAM Mounts
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RAM-HOL-ROTO1U
RAM® Roto-View™ Adapter Plate
RAM Mounts
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RAP-326U
RAM® EZY-Mount™ Quick Release Adapter Kit

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

RAM Mounts
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RAM-B-273U
RAM® Add-A-Ball™ Accessory Ball for B Size Socket Arms
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