D Size 2.25" Ball Fish Finder Mount Plate for 9" to 16" Screen | Heavy duty aluminum. Compatible with Garmin Lowrance Humminbird and RAM D size arms. Hardware included

Superior Compatibility - A 2.25" ball universal mounting base engineered for large fish finders and GPS chartplotters over 10". Built with a high-strength design for superior load-bearing capacity, it keeps large devices secure and stable during navigation. Fits 2.25 -inch / D-size / 57 mm arm systems and is compatible with RAM Mounts, Arkon, iBolt, and others (includes 4 sets of 316L marine-grade stainless steel hardware).
Compatible with Garmin: GPSMAP 1242xsv/Touch, GPSMAP 1222/xsv Touch, GPSMAP 1040xs, GPSMAP 1020xs, GPSMAP 740s, ECHOMAP 70DV, ECHOMAP Ultra 122sv, ECHOMAP Ultra 126sv, other Fishfinders and GPS Chartplotters.
Compatible with Lowrance: Elite-12 Series, Elite-9 Series, Elite-8 Series, Elite-12 Ti, Elite-12 Ti2, Elite-9 Ti, Elite-9 Ti2, Elite-9 CHIRP, HDS Carbon 16, HDS Carbon 12, HDS Carbon 9, HDS-10 Series, HDS-9 Series, HDS-8 Series, HDS-12 Series, Hook2-12, other Fishfinders and GPS Chartplotters.
Compatible with Humminbird: 800 & 900 Series, lon Series, Onix Series;
Compatible with Raymarine: C120, Axiom 7, Axiom 9, other Fishfinders and GPS Chartplotters. Designed for Marine Environment - 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. Longer Service Life - The ball and mounting plate are Molded in One Piece, rather than screwed together, for longer service life and to ensure the stability of the device. Cast in one piece of aluminum for strength and durability under the impact of waves