Empire Mega Lite Carbon Fiber 48ci 4500psi Air TankOn most markers you can expect to get 500 700 shots from a full fill. Features dual safety disks for tank and regulator output pressure. This will accept Pure Energy replacement parts. Features: Light, compact and will give you 500 700 shots with a full fill. Output pressure is preset to 800 900 psi. Consistent Flow Technology piston. Dual safety rupture plugs for both bottle and downstream safety. Mechanical 6000 psi gauge. Certified fill nipple.