Base gun is a matrix. Has a upgraded V2 gearbox with microswitch trigger, in-line mosfet and quick change spring guide. Fantastic trigger response. Externally it has a JG full metal upper, poly lower and fully trademarked replica Geissele rail. Comes with 416 stock, Dytac motor grip, replica Eotech, grip and PEQ with pressure switch. Surefire and dual pressure switch NOT included or for sale. Price includes priority shipping. NO TRADES or part outs, requests will be ignored.