Classic army HkG3SD Fusion engine Orga 6.23 G&G green bucking Orga perfect flat nub Blue nozzle Safe semi full auto 3 mids 4 hicaps Amped IGL Retractable stock All metal sturdy as hell Shoots 315 feet with .40 gram BB at 100 psi ********NOTE******** Solenoid leaks below 90 psi. Common problem easy fix I don't have time for. When you plug in air, fire a couple rounds and it runs air through and doesn't leak, not a problem what so ever to performance Message me for questions price is firm this thing took hours of tech work and is old school