The Ulanzi ST-27 Metal Phone Tripod Mount Clip has two locking mechanisms: The red knob locks the clamp in place, while the inset ring holds the clamp in position after it’s been rotated.
M3 Tripod Mount; and the AN/TVS-5 Night Vision Sight. The MK19 also mounts in the up-gunned weapons station of the LVTP7A1 model of the AAV and vehicle ring mounts. The MK19 Grenade Machine Gun ...