... base: 7200+1310+1310 3)Towing pin: 90mm Capacity of fuel tank semi trailer: 30m3to60m3.Transport medium: crude oil, oil products, ... pinBaohua brand, 50mm or 90mmsuspensionBaohua brand triple suspensiontyre12.00-20, 12+1Brake systemdual circuit air brake, Service brake, Parking brake, emergency ... 4m lengthbottom valveNoneTank mouthTwo, Carbon steel, diameter: Φ500 CIMC LINYU fuel tank semi trailer