These are the popular steel 72 (2250 psi) tanks. Filled to 2250 psi, they contain 72 cubic ft of gas. Tanks have an May 2025 Hydrostatic Test and VIP date. They are nitrox clean and valves have just been rebuilt. These have PRO valves with donuts included. Use with either yoke or din first stage with a simple donut installed. Filled with hyper pure air. First come, first choice of tank. In shop pickup only. First come, first choice of remaining tanks.