- Compatible with RAM Mounts: Specifically designed to work seamlessly with RAM Mounts and other industry standard 1-inch (25mm) B size 1-inch ball devices, allowing you to connect two devices with B size RAM balls. - Durable Aluminum Alloy: Constructed from high-quality aluminum alloy, this short double socket arm is built to withstand even the harshest conditions while maintaining stability. Say goodbye to the aging and breaking issues commonly found in plastic products. - Easy to Use: Measuring 2.4'' in length, the flexible knob makes it easy to tighten, expand, and securely connect to your devices, providing a reliable mounting solution every time. - Versatile Application: Ideal for a wide range of uses, whether you're mounting GPS devices, smartphones, cameras, or any other device with a B size RAM ball, this arm offers the flexibility and strength needed for a secure fit. Short Double Socket Arm Compatible with RAM Mounts and other B Size 1'' Ball Phone Holder (Length 2.4'', Aluminum Alloy Material)