what fps should i expect with a .22 qb79 on hpaApril 18 2012 at 9:09 PM
|john (Login jrinehart)|
I have a qb79 deluxe .22 with an Archer xp kit and hdd installed. I am putting a ninja 13ci hpa bottle on it with an output range of 900 to 1200 psi. what can I expect?
i run a similar setup...
|April 29 2012, 8:09 AM |
but i have a 78... filling mine to 1400 psi and with some mild porting of the air port and a stronger spring i see 14.3 crosman premiers fly out at just under 700 fps... 22 shots.