Quickly mount and disconnect the side handle of your mobile phone when using the universal mobile phone holder with this SmallRig 4404 Side Handle Quick Release Adapter.The durable aluminium adapter mounts to the side of your universal cell phone cage and allows you to mount compatible SmallRig mobile phone side handles using the included M5 screws. Simply press down on the two silicone pads on either side and the handle will quickly release from the cage. You can also mount other handles on the adapter using 1/4""-20 thread.