WGP (Worr Games Products) Autococker. This is a '98 model Cocker which includes a WGP grip frame, Shocktech beaver tail and Rat valve, Dye stainless steel barrel, all Palmer pneumatics, AKA sear and Mighty Max volume chamber, ANS GenX-II regulator, Lapco stainless steel timing rod and breech sizers (3), Madman spring kit, X-treme drop forward, PMI Pure energy 68/4500 HPA tank and Tasco Minimag red dot sight... hope I didn't leave anything out.