... different sizesMaterial: Q235 hot rollingProfile: W-beam,Post: C channel post, I Post, Sigma post, Cylinder post and Z post, etc.Accessories: spacer, blockout, separator, terminal ends ... : Hot dip galvanized 600gr/m2 or as per clients' requirementsFeatures: Great corrosion resistant, high intensity, long and durable, easy for installation. Highway Guardrail