A&K Masada/ACR Gate Titan V2 Basic Airsoft Pro CNC hop up Airsoft Pro CNC nozzle (not installed) Madbull Black Python inner barrel See pic for other upgrades Also comes with 2 handguards, old hop up, 2 springs (indoor/outdoor), and a hi cap This gun has a QCS system. Super easy to swap out springs. Had this lying around for too long. Priced to sell. It works perfect. I just got into HPA awhile ago and have no use for this.