Thats MGC Hk P-7. I have P-7 and P-7 Schumacher custom both.
Its old GBB, Non Hop-up. And tha squeeze cocking system doesnt work like real P-7.
The grip mech for grip safety and release tha slide. P-7 is one of my favorite gun.
Well made GBB.
Schumacher custom:
http://members.jcom.home.ne.jp/chiva...mgc/p7m13.html