

Overview
The RAM® Tough-Claw™ Small Clamp Ball Base (RAP-400U) is a highly versatile mounting solution featuring quick, tool-less installation. It securely attaches to a wide range of rail shapes (round, square, or irregular) that measure 0.625" to 1.5" in outer diameter. This base makes it easy to mount tablets, action cameras, smartphones, rod holders, and more across countless applications—perfect for anything you want to quickly attach or remove as you move between vehicles. Its portable design lets you effortlessly transfer it from an aircraft yoke to motorcycle handlebars or seat posts, kayak rails, roll bars, and beyond.
Highlights
- Small version of the RAM® Tough-Claw™ base is designed to quickly clamp to round, square, and odd-shaped rails and bars ranging from .625" to 1.14" in outer diameter; rubber pads provide stable gripping and protection of mounting surface
- Made of stainless steel hardware and high-strength composite for durability and reliability in the most demanding environments
- Backed by a Limited Lifetime Warranty from National Products Inc.
What's in the box
Included C size 1.5" RAM® rubber balls allows for connection to any C size RAM® double socket arm; ball and socket technology allows for near-infinite adjustability
Verified specifications
| Brand | RAM Mounts |
|---|---|
| Manufacturer part number | RAP-400U |
| THICKRIM SKU | TR23374 |
| Condition | New |
| Units per pack | 1 |
| Configuration | Retail package, standard kit as shipped by the manufacturer |
| Warranty | Limited Lifetime Warranty from National Products Inc. |
| UPC | 793442943492 |
| Weight | 0.39 lb |
| Ball size | C Size (1.5") |
| Materials | High strength composite |
| Mounts on | ATV & UTV, Boat, Wheelchair, Kayak |
| Clamp range | .625" - 1.14" diameter |
| Product line | Tough-Claw™ |
| Packaging type | Poly Bag |
| Weight capacity | Standard Use: 4 lbs, Heavy-Duty Use: 3 lbs |
| Mounting location | Rail, Seat & Leg Rail |
| Product dimensions | Overall Height: 4.81", Overall Width: 1.18" |


