the falcon eyes scissor clamp sc-clamp can be mounted on a dropped ceiling. it allows you to mount for example small lighting instruments on the pin without the need for a stand. this gives you more space for taking pictures, because no tripod is standing in your way. practical studio accessory it is a practical accessory and is quick and easy to use. simply open the jaws of the clamp and twist it around the suspended ceiling rail. then spin the spigot to tighten the clamp. the clamp comes with a 5/8" spigot with a cross pin and a safety ring, which prevents in combination with a safety cable, that the mounted product slips of the spigot. this clamp is perfect for attaching lots of different accessories. specifications falcon eyes scissor clamp: quick and easy to use creates more space weight only 116g 5/8" spigot 120mm long cross pin safety ring