The Aluminum 1.5" Ball Fish Finder Mount is a versatile and durable accessory designed specifically for Hummingbird Helix 5, 7, and other C Size Uni fish finders and GPS chartplotters. It features a double socket arm and a rectangle and round plate with a 1.5" ball adapter, providing easy and secure mounting options for your device. The black color and compact size make it suitable for fishing enthusiasts of all ages, while the lightweight design and high-quality construction ensure stability and reliability on the water. Made in the United States, this ball mount is a must-have for any fishing trip. Open Box