【ALL STAINLESS STEEL】This extension Crossbar Boom Arm made of all Stainless Steel,total weight of 3.75kg/ 8.2lbs,which make it heavy duty and study enough to hold the large equipment in studio(Recommended to use with heavy duty C Stand and light stand).Anti-corrosion, anti-rust and long-lasting,Durable enough for long time use. | 【UNIVERSAL INTERFACE】Equipped with universal interface which can support most of the photographic equipment, such as softbox,strobe flash, monolight,LED light,reflector,diffuser. Perfect to use outdoor and Studio indoor, giving you a great support to meet various photo or video shooting situations. | 【ADJUSTABLE LENGTH】Length adjustable from 3.6/ 110cm to 8.2feet/ 250cm, it's much more flexible for you to fix the position of your light or softbox;It can also be rotated to 90 degree which allows you to capture the image under different angle. | 【NON SLIP HANDLE】Desiged with Non-slip handle,more convenient to hold the arm while you fix the position of the accessory overhead. NOTE:The light stand and Grip Head and softbox are not included!!! | 【Widely Use】This extension grip arm is an ideal equipment for a C-Stand, light stand to hold monolight,LED light,softbox, reflector, gobo, diffuser or other photography accessories.