Heavy-Duty Yellow Safety Bollard Set – 6-Pack, 42" Tall, 4.5" Diameter Steel Posts with 24 Galvanized Anchor BoltsEngineered for maximum durability and high visibility, these industrial-grade safety bollards are ideal for current control, driveway barriers, parking lot delineation, and perimeter protection. Each post is crafted from Q235 carbon steel with a robust 0.2" (5 mm) base thickness, ensuring long-lasting performance in demanding outdoor environments.The bright yellow powder-coated finish enhances daytime visibility while resisting rust, corrosion, and UV damage. Standing at 42 inches tall with a 4.5-inch diameter, these heavy-duty bollards provide a strong physical and visual deterrent to unauthorized vehicle access.Each set includes 6 bollard posts and 24 galvanized anchor bolts for secure, permanent installation on concrete or asphalt surfaces. Perfect for warehouses, loading docks, commercial driveways, schools, and municipal applications where safety, compliance, and reliability are non-negotiable.