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QB79 Velocity

April 25 2010 at 9:20 PM		   (Login goodgroup)
YF


Response to QB79 velocity on HPA ???

What caliber ?

Sounds slow for .22 with 1000 PSI but I use:

Rich from Michigan modded valve,
Icemaker tube transfer port
QBMAGS Custom bolt with wire probe

I think I was getting 700-750 f/s shooting 14.3g at 800-850 psi
with a stock length barrel.

Jay
http://qbmags.com


 
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