17mm Ball Mount Extension Arm | 360° Car Phone Holder Adapter
17mm Ball Mount Extension Arm | 360° Car Phone Holder Adapter
360° Flexible Car Phone Mount Extension Arm
Get the perfect viewing angle every time with this 17mm Ball Mount Extension Adapter. Designed for car vent and dashboard mounts, this flexible extension arm lets you position your phone, GPS, or tablet exactly where you need it — without obstructing your view of the road.
Key Features
- 360-Degree Rotating Ball Joint — Fully articulating ball ends allow unlimited angle adjustments, so you can find the ideal position for navigation, hands-free calls, or streaming.
- Universal 17mm Ball Head — Compatible with the vast majority of car vent and dashboard phone mounts that use a standard 17mm (1-inch) socket, making it a versatile upgrade for your existing setup.
- Tool-Free Installation — Simply attach the 17mm socket end to your compatible vent or dashboard mount and secure your device holder — no tools required.
- Reinforced Stability — The rigid yet adjustable arm holds your device firmly in place even on bumpy roads, reducing vibration and unwanted movement.
- Lightweight Plastic Construction — Durable, lightweight plastic keeps the total weight low so it won't stress your existing mount.
- Multiple Length Options — Available in approximately 22cm, 32cm, 42cm, and 52cm to suit different dashboard layouts and visibility needs.
Specifications
| Material | Plastic |
| Ball Head Diameter | ~17mm / 1 inch |
| Available Lengths | ~22cm / 32cm / 42cm / 52cm |
| Rotation | 360° |
| Country of Origin | Made in Mainland China |
What's in the Box
- 1 × 17mm Ball Mount Extension Arm
Notes
- Colors may vary slightly from images due to monitor settings and lighting conditions. Please refer to the actual product received.
- Please allow a slight measurement deviation (±1–2mm) for stated dimensions.
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Frequently Asked Questions
Q: What size ball head socket does this extension arm fit?
A: This extension arm features a standard 17mm (1-inch) ball head, making it compatible with the vast majority of car vent and dashboard phone mounts that use a 17mm socket. Always check your existing mount's socket size before purchasing.
Q: Can I use this arm with a tablet or just a phone?
A: The 17mm ball mount extension arm is designed to work with any device holder that connects via a 17mm ball socket, including holders for smartphones, GPS units, and smaller tablets. The weight capacity depends on your device holder, so check its specs for larger tablets.
Q: How do I install the ball mount extension arm?
A: Installation is completely tool-free. Simply insert the 17mm ball end into the socket of your existing car vent or dashboard mount, then attach your phone or device holder to the other end. Tighten the joint to lock it at your preferred angle and you're ready to go.
Q: Will the arm stay in position while driving?
A: Yes — the reinforced ball joints are designed to hold their set position securely. Once you tighten the joint to your desired angle, the arm resists vibration and movement during normal driving conditions.