Manufactured with high quality stainless steel and aluminum. Sign stiffeners mount to flat sheet sign blanks or panels. Fasten with mechanical fasteners or 3M™ VHB (Very High Bond) tape for a clean, no bolt head, no hardware look (sold separately). Sign stiffeners offer proper support of the sign blanks.

• Molded channels accept stainless steel clamps which fasten the sign to the post (search Universal channel clamp).
• Designed to meet AASHTO Standard Specifications for highway signs, luminaries and traffic signs

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