Material
ASTM-A653 CS Type B Galvanized Steel – 26GA G-30 Coating LFQ Chemical Treatment

Assembly
Assembled with C-115 2/16 zinc coated rivets. Collar is 26GA roll formed galvanized steel with a 1/2″ convex hi-bead.

Available Options
421F with 1″ Flange
422F with Off-Set and 1″ flange
422 with Off-Set