The Ninja Paintball Pump tank is one of the newest and most respected tanks in the paintball industry. This Pump tank is made specifically for the pump paintball player. Ninja Paintball saw all of the pump players at the field and made the pump tank just for them. This 13 cubic inch, 3000 PSI tank will get you about 100-125 shots off one fill. This is great for any competitive or scenario player.