Diameter/Volume/Height/ Weight/Working Pressure/Thickness/Material
159mm     8L    660mm   14kg    15Mpa             4.1mm     37Mn
140 mm    8 L   800 mm  14kg    15 Mpa            3.6 mm    37Mn
CO2 Cylinders:Different volume CO2 cylinders, from 0.2L to 40L
Materials:Mn or Stainless steel
Standard: Design, manufacture and check straitly according to GB509

 Other volume from 0.2L to 40L are all avaible.