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20" vs 24" barrel

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20" vs 24" barrel
JASmith Offline
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#5
11-01-2014, 09:56 PM
Slappy Wrote:Rifle length gas systems start at 20", 200 yrds aint nothing for either size barrel on a Grendel. BANG BANG!!

Try this velcoity calculator and you'll see that Slappy is right: Velocity Estimator
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Messages In This Thread
20" vs 24" barrel - by Captk - 11-01-2014, 06:49 PM
20" vs 24" barrel - by bwaites - 11-01-2014, 07:37 PM
20" vs 24" barrel - by Slappy - 11-01-2014, 09:00 PM
20" vs 24" barrel - by Captk - 11-01-2014, 09:08 PM
20" vs 24" barrel - by JASmith - 11-01-2014, 09:56 PM
20" vs 24" barrel - by montana - 11-01-2014, 11:26 PM
20" vs 24" barrel - by Captk - 11-02-2014, 07:14 PM

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