Dear Sir/Madam, Type:Semi-Trailer Material:Steel Certification:SGS, ISO,CCC End plate:Q235A/6mm Tank Body:Q235/5mm Axle:FUWA / BPW brand Manhole cover:500mm manhole cover King pin:50#/90# Tire:12R22.5 Compartment:1/2/3/4/5/6/7 Bottom valve:1-2sets of bottom valve Suspension:Mechanical suspension or Air bag Painting:Sand blasting,Anti Corrosive primer Show More