1.Certificate:ISO9000 CE 2.Size:4320x310x85x3mm 3.Post style: C, U, Round 4.Accessory:Bolt, Nut,Spacer 5.Material: Q235 Q345 1.IntroductionWe can produce two waves and three waves highway guardrails.We can supply post, block and other accessories if you want. We also would like to produce special products according to your requirement or drawing2.Detailed information of products:1.Specification: ...