LUXFER COMPACT BRUSHED ALUMINUM 80 CF TANK 3300psi (Neutrally Buoyant) WITH PRO VALVE Comes with Pro-Valve (Yoke/Din), Nitrox Tank Wrap, and VIP Inspection Sticker and Fresh Hydro Max fill pressure: 3300 PSI / 228 Bar; Capacity: 80 Cubic Feet / 11.1 Liters Length: 25.5 inches / 648 millimeters; Diameter: 7.25inches / 184.2 millimeters Weight (empty): 34.7 pounds / 15.7 kilograms Buoyancy: Full: -5.8 pounds / -2.63 kilograms; Empty 0.0 pounds / 0.0 kilograms