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RAM Stubby™ Cup Holder Mount with Universal X-Grip® Small Tablet Holder

The RAP-B-299-4-UN8U consists of a spring loaded cradle with grip knobs on the back for a quick release function of your tablet. Connecting to the X-Grip is the RAM Stubby™ cup holder mount. The durable composite shell construction and flexible support fins can be trimmed to size make this cup holder base a portable and versatile solution. The RAM ball and socket system allows for articulation at both ends of the double socket arm creating almost infinite adjustment and perfect viewing angles. Compatible with any vehicle cup holder with an inside diameter range of 2.57" to 3.5".

The X-Grip® includes a device tether recommended for outdoor applications. The cradle is compatible with handheld devices that will fit the dimensions listed below. It is important to verify the dimensions of your handheld device with a case/sleeve/skin when determining the overall size.

Cradle Dimensions
Minimum Width = 2.5" (Minimum Height = 7")
Maximum Width = 5.75" (Minimum Height = 4")
Depth = 0.875"


un8 aniamation

Additional Mounting Base Options

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RAM Rail Base with B Size 1" Ball. Zinc Coated U-Bolt for Rails from 0.5" to 1.25" in Diameter
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RAM Motorcycle Fork Stem Base with 1" Ball
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RAM Motorcycle Brake/Clutch Reservoir Base with 1" Ball
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RAM Rail Base with Stainless Steel U-Bolt & 1" Ball for Rails from 0.5" to 1" in Diameter
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RAM Motorcycle Base with 9mm Hole and 1" Ball
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RAM Motorcycle Handlebar Clamp Base with M8 Screws
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RAM 2.25" x 0.87" Motorcycle Base with 11mm Hole and 1" Ball
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RAM V-Shape Base with 1" Ball for Rails and Yokes
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RAM Motorcycle Brake/Clutch Reservoir Cover Base with 1" Ball Offset
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RAM PSA Adhesive Base with 1" Ball
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RAM Universal Small Tough-Clamp™ with 1" Diameter Rubber Ball
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RAM Rail Base with Zinc Coated U-Bolt, ATV/UTV Strap & 1" Ball for Rails to 3.15" in Diameter
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RAM 2.5" Round Base with the AMPs Hole Pattern, 1" Ball & Triple Magnetic Base Adapter
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RAM Yoke Clamp Base with 1" Rubber Ball
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RAM Diamond Plate 2.43" x 1.31" with B Size 1" Ball
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GDS® 2-Port USB Cigarette Charger
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GDS® 10-50V DC to 5V DC Step Down Converter Charger with Female USB Type A Connector
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GDS® 10-50V DC to 5V DC Step Down Converter Charger with Male Micro-B USB Connector
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GDS® Genuine USB 2.0 Straight Cable - 1.2 Meters Long
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RAM Mixed Combination Pin-Lock™ Security Knob and Key Knob for 1" Diameter B Size Arms
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GDS® 2-Port USB Wall Charger
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(4 qty) RAM X-Grip® Post Caps
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RAM Tether for UN8 X-Grip® Holders
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Specs & Features

1. Spring loaded cradle expands and contracts for perfect fit of your tablet
2. Rubber coated tips will hold your tablet firm and stable
3. Socket technology allows for multiple adjustment angles and articulation of your tablet
4. Easy access grip knobs, located on the back of the cradle for quick release of your tablet
5. Includes Tether for open cockpit and extreme environments
6. Lifetime warranty
7. Rustproof
8. Made in U.S.A.

Marine Grade Stainless Steel Components & High Strength Composite

Ball Size:
1. Rubber Ball "B" Size

The "U" in the part number reflects product packaged in poly bag.