This classic clamp is a must in any studio setup. It could be attached to most light stand, tripod or pipe from 0.5" to 2 1/4". It could hold just about everything in your studio, like light stand, light, umbrellas, camera, beam and even crossbar. This setup also comes with a dual head clamp for reflector arm, extension arm and boom arms. It is easy to use and allows you to adjust the height, angle, and other positioning of your studio equipment.