A used polarstar jack that's in very good condition. Has a foam filled suppressor, madbull troy rails, g&p metal skull frog body, and g&p golf ball stock and grip. The internal upgrades are a g&p metal hop up, and a g&p inner barrel. As for the tank and reg setup, it's a ninja 48/3000 tank with a ninja lpr reg (tank does not show psi but the gauge can be replaced got $10). Overall spent over $700 on the gun itself (not including reg setup). Can meet at hollywood sport or tac city. BUYER PAYS SHIPPING!