Automated Tyre Killer Crash Barrier Road Blocker Key StrengthsK4, K8 and K12 rated Road BlockersHydraulics Drive Mechanisms with internal locking featureAnti-Ram ClassOption for surface or shallow mountMade of Structural Steel Market Application Defense and Military BasesGovernment InstitutionsNuclear Bases & Production SitesClose-gated CommunitiesMalls & ResidencesFinancial InstitutionsHotels & Commercial AreasAirport Premises