17mm to 1 inch ball arm :With a simple twist of the knob on the side of the arm, you can securely clamp both ends onto any 17mm to 1 inch ball arm , ensuring your installation is quick, easy, and reliable.
Universal Compatibility: This double socket arm is compatible with RAM B Size Mounts and fits all industry-standard 1" ball adapters, allowing you to effortlessly mix and match your unique device mounts.
17mm Ball Mounting System:Ball end compatible with Garmin GPS mount and 17mm phone mount for magsafe or phone clamp; The socket end compatible with 17mm dash/vent ball mount for Jeep/Car/Truck
Durable Construction: The Double Socket Arm is made of aluminum alloy, making it perfect for high-impact and high-vibration outdoor environments.