... .ISO 9001,QS certificate 2.20years manufacturer experience 3.removable metal road barriers 4.easy assemble SpecificationNormal sizeSize2m*1.1m or ... Picket14mm,16mm,20mm&25mmO.DSpacing60mm,100mm,190mm&200mmFinishHot-dipped Galvanized,powder coatedFeetDetachedApplication:1. Traffic road control, Road isolation belt, Limit vehicles ...