Patented

RAM® Double Ball Mount with Two RAM® Twist-Lock™ Suction Cup Bases

Part#: RAM-333-102-KRA1
UPC: 793442930751

Compatibility

Kit Components

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$97.49

Overview

The RAM-333-102-KRA1 consists of a medium length B size arm with two 2.5" diameter round plates with universal AMPS hole pattern as well as two twist lock suction cup bases and a set of #8-32 machine screws and nuts.

hardware included:

(4) #8-32 x 3/4" Machine Screws
(4) #8-32 Nyloc Nuts

suction size:

(2) 3.3" Diameter Bases

socket to socket length:

3"

hole pattern:

4-Hole AMPS: 1.181" x 1.496"
3-Hole 120-Degree: 1.812" Diameter

ball size:

B Size (1")

weight capacity:

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

materials:

Marine-grade aluminum
High strength composite

packaging type:

Poly Bag

Weight:

1.1 lb

Additional Information:

*The rubber material used in suction cups is considered a general wear item and is not covered under the lifetime warranty. Learn more about the RAM® warranty policy here.

Return Policy:

All products purchased from RAM® can be returned within 30 days with no restocking fee (return shipping not provided). See full return policy here.

Print

Instructions

RAM® Twist-Lock™ Suction Cup Assembly Guide

QUESTIONS & ANSWERS

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RAM® Double Ball Mount with Two RAM® Twist-Lock™ Suction Cup Bases
$97.49

Size Guide

Ball sizes
  • A Size 0.56" ball
  • B Size — this product 1" ball
  • C Size 1.5" ball
  • D Size 2.25" ball
  • E Size 3.38" ball

Every RAM® mount is built around a rubber ball and socket system. The ball size sets how much weight the mount can carry. Match it to your device for smooth adjustment with a rock-solid hold.

RAM Mounts ball size specifications and typical uses
Size Ball Diameter Max Load* Best For
A0.56" (14.3 mm)0.5 lbAction cameras and other ultra-light devices
B — this product1" (25.4 mm)2 lbsPhones, GPS units, and small tablets — the most common size
C1.5" (38.1 mm)4 lbsLarge tablets, fish finders, and rougher rides
D2.25" (57.2 mm)6 lbsRugged tablets, laptops, and heavy equipment
E3.38" (85.9 mm)15 lbsLarge displays and demanding aviation or industrial use

*Approximate capacity for a standard ball with a mid-length arm. Shorter arms and steel-reinforced posts increase real-world capacity.

Reading part numbers

The letter after RAM tells you the ball size: RAM-B-166 uses a 1" B ball, while RAM-D-201 uses a 2.25" D ball. C size parts are the exception and carry no letter, so RAM-201U is a C size arm.