"Bicycle Left Turn Must Use Turn Box, MUTCD" (Part#: SKR9-23c)
Optimize multi-modal traffic flow and reinforce precise lane navigation at complex intersections with this R9-23c regulatory sign. Featuring a bold black bicycle symbol above the explicit text "LEFT TURN MUST USE TURN BOX" paired with a clear directional arrow, this high-visibility marker instructs cyclists that they are legally required to utilize a designated two-stage bicycle turn box to execute their turn safely rather than merging across lanes of vehicular traffic.
• Pro Standard: Heavy-duty, rust-free .080" aluminum (recommended for public roadways, busy city intersections, and high-wind environments) or .040" aluminum for private campus paths, commercial properties, and localized bicycle networks.
• 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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