... elegant outwardstrong,never rust,Nylon pushing system easy operation Available size 3x3m, 3x4.5m,3x6m,2.5x2.5m,2x3m,2x4m Strong ... ×36mm, thickness 1.8mmInner leg: 31×31mm,thickness 1.6mmCross bar size: 15×30mm,thickness 1.6mmFeet thickness 4.5mm aluminiumWall height ...