Boom Cup Holder Tablet Mount - Heavy-Duty 360 Rotating Arm

In this review of the Boom Cup Holder Tablet Mount, the bottom line is simple: it is built for drivers who need a stable, adjustable place for a tablet, GPS or large phone without altering their vehicle. The mount installs into any cup holder and locks in place with a twist-expanding base, making it ideal for long-haul drivers, delivery professionals, and anyone who wants hands-free navigation or entertainment. The single biggest reason to buy is its combination of a long, positionable boom arm and anti-vibration construction that keeps devices steady over rough roads.

Key Features

• Universal cup holder fit: The expanding base locks into most cup holders so the mount stays put in trucks, SUVs, vans and cars without tools or permanent hardware.
• Holds devices up to 13 in: The adjustable grip fits tablets such as a 12.9 in iPad Pro, Galaxy Tabs, GPS units and large phones for versatile in-vehicle use.
• Long boom arm: The extendable boom reaches up to 13.3 in so you can position a screen closer to the driver or passenger for better sightlines and reduced glare.
• 360 rotation and tilt: Full rotation and tilt let you switch between portrait and landscape or angle the device to avoid reflections while keeping access to controls.
• Anti-vibration build: Engineered with high-strength materials and a stabilizing design to minimize shaking and maintain a steady view on highways and rougher roads.
• Durability promise: Backed by a 5-year limited warranty, the mount is aimed at heavy users who need long-term reliability on the road.

Who It's For

The Boom Cup Holder Tablet Mount is best for drivers who frequently rely on a tablet or large phone for navigation, route planning, streaming directions, or hands-free calls, especially those in trucks, vans, and SUVs where a stable, adjustable mount matters. Gig drivers, touring professionals, and families on road trips will appreciate the combination of reach and anti-vibration stability.

Those who want a dash- or windshield-mounted solution, or who prefer a permanently mounted docking station, should look elsewhere; this mount is specifically designed for cup holder installation and the boom arm footprint may not suit very compact cabins.

Pros & Cons

Pros

• Very secure cup holder expansion provides a firm anchor without tools.
• Supports tablets up to 13 in so larger devices are compatible.
• Long, 13.3 in boom arm with 360 rotation offers flexible placement and viewing angles.
• Anti-vibration construction reduces shake for clearer navigation and video viewing.

Cons

• Because it uses a cup holder mount and a long boom, it takes up floor or center console space and may block access in tighter interiors.

Specifications

Mount type	Cup holder boom arm
Device compatibility	Tablets, GPS & phones up to 13 in
Boom extension	Up to 13.3 in
Rotation	360 degree rotation with tilt
Stability	Anti-vibration, high-strength materials
Warranty	5-year limited warranty

Our Verdict

The Boom Cup Holder Tablet Mount is a practical, heavy-duty option for anyone who needs a versatile, stable in-car mount for larger tablets and GPS units. Its secure cup holder fit, long adjustable arm and anti-vibration design make it good value for drivers who need reliable, hands-free device placement without permanent installation.

Frequently Asked Questions

Will this fit my vehicle cup holder?
Yes, the expanding base is designed to fit most cup holders in cars, trucks, vans and SUVs by twisting to lock in place.

Can it hold a 12.9 in tablet?
Yes, it supports tablets up to 13 in, including larger 12.9 in tablets and many GPS units.

Does it reduce vibration on bumpy roads?
Yes, the mount is engineered with anti-vibration materials and a stable base to minimize shaking during drives.