Thank you for showing your interest in Aluminum Cylinder 165l Standard Post Valve Metal-6 from Victor Medical (VM). The Aluminum Cylinder 165l Standard Post Valve Metal-6 is a product of Victor Medical and is thereby made of the highest quality. If you have any questions regarding Aluminum Cylinder 165l Standard Post Valve Metal-6 or any product in Victor Medical (VM), please contact us. Our experienced personnel will answer any questions you have about Aluminum Cylinder 165l Standard Post Valve Metal-6. Also, if you are interested in purchasing large quantities of Aluminum Cylinder 165l Standard Post Valve Metal-6 or any Victor Medical (VM), please contact Customer Service.