"Urgent Message When Flashing" Supplemental Plaque, MUTCD Guide Sign (Part#: SKD12-1bP)
Alert motorists that special advisory instructions or urgent messages apply only when flashing beacons are active with this official MUTCD-compliant d12-1bp supplemental plaque.
• Pro Standard: Heavy-duty, rust-free .080" aluminum engineered specifically to meet dot and MUTCD standards for roadways, expressways, and high-wind environments.
• Visibility: Genuine 3M™ Reflective options (10+ year outdoor life).
• Mounting: Pre-drilled holes for easy installation (Posts/hardware sold separately).
• King Shield: Optional laminate protects against graffiti and fading.
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