... 3.strong weight capacity 4.waterpfoof skidproof stage board new types stage aluminum stagedetail: Type: stage equipment/ furniture Material: aluminium alloy6061 ... 2mLoad capacity:700-800kgs/sqm.Mostcharacteristic: Easy carry and stock,convenient assembly and installation.Larger loading capacity,wide range of application ... ,speaker truss,LED truss,scaffolding,DJ flight case,aluminum bar desk,and so on.