Interwest Safety Supply, LLC


R4-16 Keep Right Except to Pass Sign | Diamond Grade Reflectivity | Interwest Safety Supply

R4-16 Keep Right Except to Pass



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Navigate roadways with confidence using Interwest’s R4-16 Keep Right Except to Pass sign. Crafted to meet stringent MUTCD specifications, our signs come in a range of sizes (24″x 30″, 36″X 48″, 48″X 60″) and with three reflective sheeting options—Engineer Grade, High Intensity, and Diamond Grade—for unparalleled visibility in any condition. The robust 5052-H38 aluminum construction and pre-punched mounting holes ensure easy installation and lasting durability. Choose the R4-16 sign for a traffic management solution that upholds the highest safety standards. Secure your sign today and contribute to a safer, more efficient travel experience for all.

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