RAM Mounts
RAM Mount Handlebar / Rail Base with 1.5" Ball and Zinc Coated U-Bolt
Best heavy-duty mounting solution for motorcycle and powersports enthusiasts.
Secure your devices on the go with the RAM Mount Handlebar/Rail Base. This robust mounting solution features a standard 1.5-inch ball, compatible with most RAM arms. Constructed from durable, powder-coated marine-grade aluminum, it ensures longevity and resilience in various conditions. The base attaches firmly to rails from 0.5" to 1.25" using a rust-proof, zinc-coated U-bolt. It includes necessary caps and an adapter for narrower rails, offering versatile installation. Designed and made in the USA, this base supports devices up to 4 lbs and comes with a lifetime warranty.
$21.49
Owner Satisfaction
4.8
/ 5
Category Rank
5
/ 351
#5 in GPS Mounts
Price vs Category Average
-57%
Below average
Ball Size
1.5
/ inch
Who it's for
- Riders with various handlebar sizes seeking a secure fit
- Motorcyclists and off-roaders needing rock-solid device stability
- Users building a modular setup with existing RAM components
Who should skip it
- Boaters operating exclusively in harsh saltwater environments
- Minimalists preferring a sleek, low-profile cockpit aesthetic
- Commuters who frequently swap mounts between different vehicles
Performance breakdown
Structural Integrity
Marine-grade aluminum construction provides exceptional vibration resistance and long-term durability.
Mounting Versatility
The U-bolt system adapts seamlessly to a wide range of rail diameters.
Load Stability
Handles heavy devices up to four pounds without slipping or sagging.
Component Compatibility
The 1.5-inch ball size integrates perfectly with the extensive RAM ecosystem.
Weather Resilience
Powder-coated finish and zinc-coated hardware withstand harsh outdoor elements effortlessly.
Installation Ease
Straightforward setup process, though tightening the U-bolt requires basic manual dexterity.
Key Specs
Ball Size
1.5 inch
Material
Powder marine grade aluminum, zinc-coated steel
U-Bolt Fit Range
0.5" to 1.25" rail diameter
Maximum Load Capacity
4 lbs
Mounting Type
U-Bolt Clamp
Device Holding Mechanism
Gravity Clamp
Weather Resistant
True
Adjustable Angle
True
Features
- Provides a secure mounting point on handlebars or rails.
- Built with marine-grade aluminum for durability.
- Rust-proof zinc-coated U-bolt for outdoor use.
- Includes adapter for narrower rail compatibility.
- 1.5" ball size ensures broad accessory compatibility.
- Backed by a manufacturer's lifetime warranty.
What customers say
The quality and reliability of this RAM Mount base are consistently highlighted by consumers. The heavy duty 1.5 inch ball system delivers unmatched stability, proving ideal for demanding environments like motorcycles or off road vehicles. Users appreciate that the mount holds devices firmly without slippage, even under significant vibration. Installation using the zinc coated U bolt is straightforward and quick. This base is viewed as a durable, long term investment that justifies its cost through robust, dependable performance.
Know before you buy
The included U-bolt is designed to fit rails ranging from 0.5 inches to 1.25 inches in diameter. An adapter is included in the box to ensure a secure fit for the smaller end of that range.
This base is rated for a maximum load capacity of 4 pounds. As long as your GPS unit and its housing fall within this weight limit, the marine-grade aluminum construction provides a stable and secure mounting point.
Yes. It is constructed from powder-coated marine-grade aluminum and features a zinc-coated U-bolt, making it highly resistant to rust and harsh outdoor weather conditions.
Yes, this base uses the standard 1.5-inch C-size ball, which is compatible with the vast majority of RAM Mount arms and accessories designed for that size.
The 1.5-inch ball-and-socket system allows for significant articulation. Once you attach a compatible RAM arm, you can easily pivot and tilt your device to achieve the optimal viewing angle.
Still have a question?
Ask Hayley anything about this product before you decide.