Vehibrckt 1 inch Ball Mount with M6 x 1.0mm Threaded Post Compatible with RAM Mounts Socket Arm in B Size for Action Camera/GPS/Bike/Motorcycle/ATV Phone Holder/Rearview Mirror 1" ball mount base threaded rearview mirror is easy to install, easy to disassemble. Vehibrckt M6 screw ball compatible with RAM Mounts B size double socket arm. It is made in high-quality stainless steel and coated TPU ball, it is non-slip, wear-resistant and does not rust. The diameter of this ball mount is 1 inch, and the surface is covered with non-slip rubber, which is non-slip and durable. Suitable for motorcycles, electric vehicles, and ATVs with a diameter of M6 x 1.0mm on the rear-view mirror Compatible with ram ball mount 1 inch/ram ball adapter/ball and socket/ball mount b/ram ball mount 1 inch/ball mount/quad lock motorcycle mount/quad lock bike mount/1 ball mount/1 inch ball mount/ram-mount base/ram 1 inch ball mount/ram mount ball 1 inch/head adapter ball base.It compatible with RAM Mounts, compatible with BRCOVAN any B size 1 inch ball double socket arm