... flexibility 3 Driving comfort 4 Convenient operation Oil transport semi-trailer ItemsUnit specificationProduct name Tri-axle LPG tank semi trailerVolumeM358Gross ... rear hanging mm-/1690leaf spring(front/rear) -/7/7/7Semi-trailer carrying saddles the maximum allowable weightkg16420Tire 12.00-20special installationTank ... -1998, SAME, ISO9001:2000, ISO9001:2008. oil transport semi-trailer