Metal 1 Ball Head: This for MagSafe car mount holder build with duarble metal 1 inch ball mount base compatible with RAM mounts B size double socket short medium arm for MagSafe and all standard 1" double socket arms Works with All Phones: Build in super strong N52 magnets for Magsafe, you can use this 1 ball magnetic car mount directly with iPhone 17/16/15/14/13/12 series. Come with metal ring for you to use with other android phones Rotation 360 Degree: This magnetic car holder mount with B size 1 ball component can attach to RAM mounts suction cup base, and this magnetic cell phone holder base with 1" ball for MagSafe gives you the best viewing angle Easy Set Up: No tools needed and this for MagSafe phone holder mount base with 1 ball base adapter, you just attach it to any RAM mounts single socket arm or swivel arm and other all B size industry standard 1/25mm double socket arms and adapters What You Will Get: 1 Ball Base Magnetic Phone Mount for MagSafe x 1, A