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Description
RAM X-Grip Universal Smartphone Cradle - Flat Surface MountRAM B 138 UN7U RAM X Grip Phone Mount with Drill Down Round Base The RAM B 138 UN7U pairs the RAM X Grip universal phone cradle with a 63. 5mm (2. 5") drill down round base, for a permanent, flat surface install on dashboards, consoles, or cabinetry. Key Features Spring loaded X Grip design with rubber caps holds the phone securely without covering the screen, camera, or buttons; includes an optional device tether for rugged use 63. 5mm (2. 5") drill
RAM-B-138-UN7U – RAM® X-Grip® Phone Mount with Drill-Down Round Base
The RAM-B-138-UN7U pairs the RAM® X-Grip® universal phone cradle with a 63.5mm (2.5") drill-down round base, for a permanent, flat-surface install on dashboards, consoles, or cabinetry.
Key Features
- Spring-loaded X-Grip design with rubber caps holds the phone securely without covering the screen, camera, or buttons; includes an optional device tether for rugged use
- 63.5mm (2.5") drill-down round base bolts to any flat surface; supports both 4-hole AMPS and 3-hole 120-degree mounting patterns
- Medium-length B size RAM® double socket arm with ball-and-socket design for near-infinite positioning
- Powder-coated marine-grade aluminium, stainless steel hardware, and high-strength composite construction
- Backed by a lifetime warranty
What's Included
- RAM-B-202U round base
- RAM-B-201U double socket arm
- RAM-HOL-UN7BU X-Grip® universal phone cradle
Dimensions & Specifications
- Round base diameter: 63.5mm (2.5")
- Hole pattern, 4-hole AMPS: 30mm x 38mm (1.181" x 1.496")
- Hole pattern, 3-hole 120-degree: 46mm (1.812") diameter
- Arm length, overall: 94mm (3.69")
- Arm length, socket-to-socket: 76mm (3")
- Cradle minimum device width: 47.6mm (1.875") — requires minimum device height 108mm (4.25")
- Cradle maximum device width: 82.6mm (3.25") — requires minimum device height 57.2mm (2.25")
- Cradle maximum device depth: 22.2mm (0.875")
- Ball size: B size
- Weight: 336g (0.74 lb)
Compatible Devices
Fits hand-held devices within the cradle dimensions above, with or without a case. For the full list of 100+ compatible phone models across 14 brands, see our RAM-HOL-UN7BU listing.
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Shipping Notes
- Free Standard Shipping on $100+ Orders to the USA.
- Except Preorder products are shipped in 48 hours.
- Delivery to the USA:
- Standard Shipping : 3-10 business days
- If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
- We offer a 30-day return/exchange service after receiving.
- Final sale items are not eligible for returns or exchanges.
- To process your return/exchange, please contact us at [email protected]
- Please click here for more details>>> Return & Exchange Policy
4.8 ★★★★★
Based on 18 reviews
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Product Reviews
★★★★★ 4
Great product but screws are annoying
Size: 6 pairs
These 24K gold-plated banana plugs are a solid choice if you’re looking for an easy and reliable way to connect your speaker wire. The connectors feel sturdy, and the gold plating gives them a clean, professional look while also helping prevent corrosion.
Installation was straightforward — the wire slots fit snugly, and once tightened down, the connection feels secure. I used them for both my home theater and stereo setup, and the sound quality is clear with no noticeable interference or loss.
The pack includes 6 pairs (12 plugs), which is plenty for most speaker setups, and they fit my receiver and speaker terminals perfectly.
My only small complaint is that the screws could be a bit tighter or smoother when clamping the wire — you just need to make sure they’re seated properly to get the best hold. Still, once installed, they stay firmly in place.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on October 21, 2025
★★★★★ 5
Excellent product
Size: 6 pairs
Excellent product
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 27, 2026
★★★★★ 5
Works great with all speaker wires
Size: 6 pairs
It works pretty well with standard and thin speaker wires. It makes so much easier to plug and unplug speaker wires. Color coded makes it easier for future. Banana plugs are worth. Double screws ensure wires remain securely attached. Screws are bit too tiny and had to run to the store to get one of those fine tip screw driver though.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on January 26, 2026
★★★★★ 5
Good connection
Size: 6 pairs
Seem to work fine
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on April 7, 2026
★★★★★ 5
Let’s get wired up
Size: 12 pairs
This package arrived on time very easy to use and install made hook up to my new amp so much easier
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on March 28, 2026
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