Neewer 2-pack Silver Threaded Metal Screw Adapter for Tripod Monopod Ballhead light Stand (1/4" to 1/4" Threaded) The adapter screw is designed to have two 14" male threaded screws. Made of metal material, and silver plated surface. Suitable for the connection of a variety of 14-2 screw holes. Widely used on camera accessories such as Tripod, Monopod, Ballhead, light stand, Video light. Very light weight and durable.