The KUPO - 50mm CROCHET/SPIGOT 16mm - KS012 is a versatile mounting accessory used in the film, photography and video industry. It is designed for use with lightweight equipment such as projectors, reflectors and screens. The 50mm hook is attached to one end, while the other end has a 16mm spigot that can be attached to a tripod or light stand. The KUPO - 50mm HOOK/16mm SPIGOT - KS012 is easy to use and offers great stability to secure your equipment.