his is a Manfrotto Combi Boom Stand. Extend the second riser of this medium duty black aluminum light stand to its maximum, press a lever, and you have a stand with a two section boom arm. When used as a boom stand, its maximum load is 4.5 lbs (2 kg) -- strong enough for a small light fixture with a small softbox or umbrella. A sandbag counterweight is supplied (empty) and recommended whenever boom is extended.
Manfrotto 420b Comb Boom Stand Black best price from Alfuhod Shop online Manfrotto 420b Comb Boom Stand Black and free same day delivery from Alfuhod in Kuwait.