This is a Manfrotto Alu Master Air Cushioned Light Stand Quick Stack 3-Pack . Each stand in this set is a 4 section, 3 riser aluminum light stand with a black anodized finish that extends to a maximum height of 12' (4 m).
Each stand features QSS (Quick Stack System), which allows the 3 stands to be stacked and bolted together when they are closed for storage or transport.
Sets up easily in a matter of seconds
Engineered to be stable under recommended loads
Aluminum Locking Collars
Pressure die cast aluminum
Double-Braced Leg Base
Extra stability and strength