The Godox AF40RS Flexible Arm is designed for use with the Godox Knowled LiteFlow Cine Reflector System. It enables you to mount any of the LiteFlow panels (such as the LiteFlow15 and LiteFlow7 panels) to any light stand, or any studio grip accessories when used in conjunction with the plethora of other LiteFlow grip accessories available, making rigging up your set easier, and a more enjoyable process.