RAM Mounts X-Grip Phone Mount with Twist-Lock Suction Cup Base RAP-B-166-UN7U with Medium Arm for Vehicle Windshields

Spring-loaded ‘X’ design with rubber caps sports great holding power without hiding your phone; includes optional device tether for peace of mind during rugged use
Includes RAM Twist-Lock suction cup base ideal for vehicle windshields and medium length, B size RAM double socket arm; ball and socket technology allows for near-infinite adjustability
Made of stainless steel components and high-strength composite for durability and reliability in the most demanding environments
Backed by a lifetime warranty

⚙️ Medium Arm for Total Position Control

The RAP-B-166-UN7U kit includes RAM’s B-size medium double-socket arm, offering a perfect balance of reach, flexibility, and strength.

Featuring RAM’s patented ball-and-socket design, it provides nearly infinite adjustability — so you can position your phone for the perfect viewing angle in portrait or landscape mode. Once you’ve set your angle, just tighten the single adjustment knob to lock it in place securely.

This system also helps absorb shock and vibration, protecting both your mount and your phone during rugged use.

💪 Built with High-Strength Materials

Like all RAM Mounts products, the RAP-B-166-UN7U X-Grip is built to last. Constructed from marine-grade aluminum, high-strength composite, and stainless-steel hardware, it’s made for extreme durability in all conditions—heat, cold, humidity, or vibration.

Whether you’re driving cross-country or hauling freight, this mount is tough enough to handle it all.

🚗 Easy Installation on Any Vehicle Windshield

Installation couldn’t be simpler. Just:

1. Press the suction cup against your windshield or any smooth surface.

2. Twist the locking lever to create suction.

3. Adjust the arm and cradle to your desired position.

No drilling, adhesives, or tools are required. The Twist-Lock suction base can also be removed or repositioned in seconds, leaving no marks behind.

It’s ideal for cars, trucks, RVs, and commercial vehicles, offering a flexible solution for personal and professional drivers alike.

🔄 Full 360° Rotation and Quick Adjustments

The ball-and-socket design provides 360-degree rotation and multi-angle tilt, allowing you to quickly adjust your phone’s position for navigation, calls, or music.

Use it in portrait mode for calls or messages, or landscape mode for GPS apps like Waze or Google Maps. The quick-release knob makes angle adjustments effortless, so you can adapt to your driving needs instantly.

🧭 Ideal for Work and Adventure

The RAM Mounts X-Grip with Twist-Lock Suction Cup Base isn’t just for daily drivers — it’s a favorite among:

• Truckers and delivery drivers who need reliable navigation support

• Overland and off-road enthusiasts who require stability on rough terrain

• Fleet and commercial vehicle operators who value durability and consistency

• Motorhome and RV travelers seeking flexible mounting options

Wherever you drive, this mount is built to perform — mile after mile.

💡 Key Specifications

• Model: RAP-B-166-UN7U

• Cradle Type: RAM X-Grip for standard smartphones

• Suction Cup Base: 3.3” diameter, Twist-Lock system

• Arm Type: B-size medium double socket arm

• Materials: Marine-grade aluminum, composite, and stainless steel

• Ball Size: 1” (B-size)

• Phone Compatibility: 1.875″–3.25″ width range

• Included: Safety tether and mounting hardware

⭐ Why Choose the RAM Mounts RAP-B-166-UN7U X-Grip

✅ Proven reliability – Trusted by military, law enforcement, and professional fleets
✅ Universal fit – Works with nearly all smartphones
✅ Industrial-strength suction – Twist-Lock keeps your mount rock-solid
✅ Flexible and adjustable – Medium arm and 360° rotation
✅ Durable build – Marine-grade materials for long life
✅ Shock-absorbing design – Protects your device from vibration
✅ Tool-free installation – Mount or remove in seconds

🏁 Conclusion: The Ultimate Suction Cup Phone Mount for Professionals and Adventurers

The RAM Mounts X-Grip with Twist-Lock Suction Cup Base (RAP-B-166-UN7U) isn’t just another phone mount—it’s the gold standard for reliability, strength, and versatility.

With its rock-solid suction, secure X-Grip cradle, and fully adjustable medium arm, it provides the perfect balance between convenience and performance. Whether you’re on a long haul, navigating city streets, or exploring off-road trails, this mount keeps your phone exactly where it belongs—safe, visible, and ready for anything.

Upgrade your setup today with the RAM Mounts RAP-B-166-UN7U X-Grip Phone Mount and experience the difference that real engineering makes.