More Secure Grip - The 2.25" ball clamp base provides a stronger grip for a more secure and stable hold. The increased surface area of the 2.25-inch ball improves performance and reliability, allowing for better distribution of force, reducing the risk of slippage, and providing greater control during use.

Universal Rail Clamping Base - The 2.25" ball clamp base securely clamps round, square, odd-shaped rails and bars from 1.18'' to 2'' in diameter. Widely used on boat, kayak, ATV, UTV, industrial truck and other vehicles. Perfectly fits 2.25 inches / D size arm systems, Compatible with RAM Mounts, Arkon, iBolt and others.

So Sturdy and Durable - Constructed from Marine-Grade Powder-Coated Aluminum and tested for thousands of hours in salt spray to ensure reliability and stability in the harshest environments. 2.25" Ball Made of Marine-Specific, High-Strength Composite Material, which is more resistant to high salt water corrosion and less prone to deformation than rubber. Provides the same friction as rubber.

Wide Range of Applications - Great for phone mount, tablet mount, camera mount, marine electronic mounts, fish finder mounts, fishing rod holders, GPS chartplotter mounts and more. Ideal for mounting on handlebars of motorcycle/truck/bike/bicycle/golf cart/electric scooter/ATV, on rails of boats, kayaks, inflatables, on frames of UTV, industrial and agricultural vehicles, and even mounted on shelves.