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The Heavy Duty Car Cup Holder Mount - 20mm Ball Compatible is a black, cylindrical, ribbed plastic mount with a rounded knob and ridged top section, shown against a white background.
The Heavy Duty Car Cup Holder Mount - 20mm Ball Compatible, in black, features an adjustable flexible arm with multiple joints and a strong pedestal. Its open phone holder and 20mm ball head offer versatile positioning for your device.
The Heavy-Duty Car Cup Holder Mounting Pedestal features a black cylindrical design with a ribbed texture and round cap, evoking a futuristic or industrial style reminiscent of high-end perfume bottles or device holders.
A close-up of the RoadVise® XL Cup Holder Phone and Midsize Tablet Mount for iPhone, Galaxy, and Note, featuring adjustable grips for in-vehicle use. The Arkon Mounts logo is shown in blue at the bottom right corner.
The Arkon Mounts Robust® Dual Shaft Cup Holder Mount with Slim-Grip® Tablet Holder - 25mm sits securely in your vehicle’s cup holder. Text above explains its utility for safely securing your tablet, while blue lines illustrate its adjustable fit for cup holders up to 3.7 inches in diameter. This versatile mount from Arkon Mounts offers a stable and convenient way to keep your tablet secure and accessible while on the road.
The Arkon Mounts Robust® Dual Shaft Cup Holder Mount with Slim-Grip® Tablet Holder - 25mm, finished in black and featuring a 25mm ball joint, is installed in a car’s cup holder. Its expandable base fits cup holders up to 3.7 inches wide, making this tablet mount compatible with a variety of vehicles.
The Heavy Duty Car Cup Holder Mount - 20mm Ball Compatible is a black, cylindrical, ribbed plastic mount with a rounded knob and ridged top section, shown against a white background.
The Heavy Duty Car Cup Holder Mount - 20mm Ball Compatible, in black, features an adjustable flexible arm with multiple joints and a strong pedestal. Its open phone holder and 20mm ball head offer versatile positioning for your device.
The Heavy-Duty Car Cup Holder Mounting Pedestal features a black cylindrical design with a ribbed texture and round cap, evoking a futuristic or industrial style reminiscent of high-end perfume bottles or device holders.
A close-up of the RoadVise® XL Cup Holder Phone and Midsize Tablet Mount for iPhone, Galaxy, and Note, featuring adjustable grips for in-vehicle use. The Arkon Mounts logo is shown in blue at the bottom right corner.
The Arkon Mounts Robust® Dual Shaft Cup Holder Mount with Slim-Grip® Tablet Holder - 25mm sits securely in your vehicle’s cup holder. Text above explains its utility for safely securing your tablet, while blue lines illustrate its adjustable fit for cup holders up to 3.7 inches in diameter. This versatile mount from Arkon Mounts offers a stable and convenient way to keep your tablet secure and accessible while on the road.
The Arkon Mounts Robust® Dual Shaft Cup Holder Mount with Slim-Grip® Tablet Holder - 25mm, finished in black and featuring a 25mm ball joint, is installed in a car’s cup holder. Its expandable base fits cup holders up to 3.7 inches wide, making this tablet mount compatible with a variety of vehicles.

Expandable Car Cup Holder Mount Base with Ball Adapter

SKU SP02320
Rated 4.87/5 by thousands of happy customers
$39.95 - $46.95
$39.95
$39.95 - $46.95
$39.95
Ball Size: 20MM
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Build the perfect car cup holder mount with this heavy-duty expandable mounting base. The easy-twist collar expands to create a secure fit inside most vehicle cup holders without drilling or permanent installation.

Connect a compatible shaft arm and device holder to create a custom phone, tablet, or GPS mount for your car, truck, fleet, or commercial vehicle.

FEATURES

  • Expandable car and truck cup holder mount base
  • Creates a secure foundation for custom device mounting
  • Easy-twist collar for quick, secure installation
  • Fits most vehicle cup holders up to 3.7" in diameter
  • Compatible with select shaft arms and device holders
  • Ideal for phone, tablet, and GPS mounting systems

Compatible with any phone holder, tablet holder, mounting arm, or mounting shaft that uses a standard 20mm (0.78-inch) ball connection.

Compatible with any phone holder, tablet holder, mounting arm, or mounting shaft that uses a standard 25mm (1-inch) ball connection.

  • Design: Expandable cup holder base with ribbed adjustment collar and integrated ball connection.
  • Mounting Type: Cup Holder
  • Cup Holder Fit: Up to 3.7" (94 mm) in diameter

25mm Rubber Ball Variant

  • Ball Size: 25mm (1 inch)
  • Ball Material: Rubber
  • Base Material: Reinforced Composite

20mm Metal Ball Variant

  • Ball Size: 20mm
  • Ball Material: Metal
  • Base Material: Reinforced Composite

California Prop 65 Warning

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Valid now through September 8th, 2026. Restrictions apply. Use code LABORDAY at checkout.

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