... barrier blast wall 1.flood,military,troops use 2.samples free 3.short delivery 4.factory Hesco Concertainer Barrier Blast Wall1> ... , sand cage, welded gabion box, defense blast wall for military use, wire mesh gabion box, stone cage.2>Specifications:1.Material: galvanized ... welded mesh2.Wire diameter: 3mm, 4mm, 5mm, 6mm3.Mesh size: 2''x2'', ...