WARNING: THIS PRODUCT CAN EXPOSE YOU TO CHEMICALS, INCLUDING LEAD, WHICH IS KNOWN TO THE STATE OF CALIFORNIA TO CAUSE CANCER, BIRTH DEFECTS AND REPRODUCTIVE HARM. FOR MORE INFORMATION PLEASE VISIT: WWW.PROP65WARNINGS.CA.GOV</br></br> 20 Pound capacity Aluminum carbon dioxide cylinder with CGA 320 valve installed and carry handle/valve protector, shipped empty, 8.0 inch diameter, 28.2 inch length, 1.125\\\" UNF inlet thread. The cylinder must be used in a fully upright position, Do Not tilt it or lay it on its side, Cylinder with valve, Shipped Empty, We also carry a full line of repair parts and accessories. If you have any questions about this item, please feel to email us or contact us. Please contact us for more quantity