Material
ASTM-A653 CS Type B Galvanized Steel, G-30 Coating LFQ Chemical Treatment

Assembly
Assembled with C-115 2/16 Zinc Coated Steel Rivets

Collars
2″ Rolled Formed Galvanized Steel with 1/4″ Beading Female Connection features 1/8″ Hemmed Edge, Male Connection features Crimped End