Feature: 1. Heavy Duty Construction: This double ball mount is constructed from heavy duty aluminum alloy for enhanced durability and reliability in the most demanding environments, rust proof, ensuring long lasting use. 2. Versatile Usage: This aluminum alloy ball mount provides a heavy duty, multi angle mounting solution for tablets, phones, fish finders, and more. Designed to be mounted directly to desks, carts, tables, vehicles, boats, or any flat surface. also suitable for farm machinery, room machinery, medical equipment, excavator, miner, tower crane, etc. 3. Enhanced Stability and Reliability: Ball and mount plate are molded as one piece instead of screwed together, resulting in extended longevity and ensuring stability for your devices in the harshest conditions. 4. Reliable and Practical: Designed to provide utility, this double socket arm ball mount ensures tight grip and stability while adjusting, making it a reliable accessory for your needs. 5. Easy to Install: The C size double ball mount has a simple installation, convenient and effort saving, don't need too much tools or complicated steps. Specification: Item Type: Double Ball Mount Material: Aluminum Alloy, Nylon . Package List: 1 x Double Ball Mount