Standards (Verticals)
Specifications:
• 48.3mm out diameter x 3.2mm thick high grade steel
Common Sizes:1m,2m,3m; 
Other sizes: 1.3m, 1.5m, 1.8m,2.3m,2.5m,2.8m. 

Ledger(Horizontal)

Specifications:
• 48.3mm out diameter x 3.0mm thick steel 
Common Sizes: 1.3m,1.8m,2.5m,3.0m;
Other Sizes: 0.6m,0.74m,0.9m,1.0m,1.2m,1.25m,1.6m,2.0m.

Brace

Specifications:
• 48.3mm out diameter x2.5mm thick steel       Sizes: 1.15*2m, 1.57*2m, 2.13*2m, 3.05*2m.