Arkon's SPSH1420 camera hot shoe to 1/4''-20 adapter allows you to mount 1/4''-20 compatible camera accessories onto your camera's hot shoe. This aluminum adapter slides onto your camera's hot shoe for attaching lights, microphones, audio or video recorders, displays, and other accessories. The adapter's locking ring assures a tight connection for added security. No holders or mounts are included in this package. For mounting your smartphone to the adapter using Arkon's Mobile Grip 2 universal smartphone holder, which features a 1/4''-20 threaded camera mounting pattern on the side of the holder, see Model MG2HOTSHOE. For mounting a smartphone or other device magnetically, see Model MAGHOTSHOE.