
U Type Highway Guardrail Traffic Road Crash Barrier Spacer Block. Multi-Size Customization: Available in 35mm to 180mm lengths to fit various post types. Durable Galvanized Steel: High-strength steel with 381G/M2 zinc layer for corrosion resistance. Multiple Color Options: Customizable in Green, Yellow, and Blue for visibility and aesthetics. Versatile Head Shapes: Available in Round and Hex heads to match different bolt requirements. Certified Quality: Meets ASTM, ISO9001, RoHS, and CE standards for safety compliance. OEM/ODM Support: Full customization from samples or designs with 5 R&D engineers. Fast Delivery: Consistent lead time within 15 workdays regardless of season. Low MOQ: Minimum order quantity is just 1 unit for flexible purchasing.