The Falcon Eyes L3900GA/B Heavy Duty Light Stand is a durable, air suspended light stand with a large spread for extra stability. The L3900GA/B is therefore essential for use with big and heavy studio equipment. The L3900GA/B is supplied with an interchangeable ¼” and 3/8” spigot adapter. This spigot can be attached to the top or the side of the light stand, enabling you to mount a studio flash unit as well as accessories, upon the light stand.