Made in the USA. 68 cubic inch bottle and 4500 psi. 5 year Hydro. Available with your choice of regulator. DOT and TC approved. Call about PI approval. 10 1/2 inches long x 4 1/2 inches wide - 1 3/8 inches bottle to ASA. Weight with brass bonnet 2.7 pounds, with aluminum bonnet 2.6 pounds. Gives you 1200 shots per fill depending on marker.