Dear Sir, We are a trading company AWA GOVA Inc. We have been doing business for over 10 years. Our company is looking for new and used (CNG) steel cylinders-for gas methane, to purchase, for cars. Normal pressure 200 bar. No valve. The dimensions are: Diameter 30 to 40 cm. and maximum height is 100cm. 50 to 90 liters Water capacity. this cylinder is going to be used in east-Europe countries Kazahstan,Uzbekistan, Armenia etc.) For the first order, we intend to buy a 40 foot container (around 400 pc.) please contact us,