Manfrotto 420B Combi Boom Stand, extend the second riser of the black aluminum light stand holder to the maximum, press the lever, and you will have a two-section boom arm holder. When used as a boom arm holder, its maximum load capacity is 4.5 pounds (2 kg), strong enough to mount a small light with a softbox or umbrella. A sandbag counterweight is provided and recommended when extending the boom arm.
Features of Manfrotto 420B Combi Boom Stand with Black Sandbag: Adjustable as a light stand or boom arm, providing flexibility in setup Simple pressure arm for quick adaptation to the boom arm Sandbag for use as a counterweight Double-braced leg for a safe and sturdy boom arm holder