Superior Compatibility - The AMPS hole pattern is compatible with many devices and mounts, including fishfinders, tablet mounts and more. Easily attaches to boats, kayaks, tables, or any flat surface. Perfectly compatible with 1.5 inches / C size arm systems from manufacturers such as RAM Mounts, Arkon, iBolt and others.

Designed for Marine Environment - Constructed from Powder-Coated Marine-Grade Aluminum and tested for thousands of hours in salt spray to ensure reliability and stability in the harshest environments. 1.5" Ball Made of Marine-Specific, High-Strength Composite Material, offering superior corrosion resistance compared to standard industrial rubber coatings.

Longer Service Life - The ball and round plate are High-pressure Cast in a Single Piece, rather than screwed together, for longer service life and to ensure the stability of the device. Relative to the 1" ball, the 1.5" ball is more reliable and stable in harsh marine environments.