||Update, I did wrong last time
Stock gun 365fps (8.4v 15 round per second)
Qucik charge spring
(short M130=400) (short M140=500)
Metal gear box
The gun very no Balacne all the weight in the rear
I put the red dot scope & sclincer in my gun still not Balance. I think need to put some fishing lead in this gun make this gun Balance.
Rating: [4 of 5 Stars!]