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01-10-2009, 06:45 AM
Rikky Lee
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Join Date: Dec 2008
Posts: 266
Using 240SMKs ==> 15.5 grains of 4198 = 1020 fps average (good) but Standard Deviation of 48fps (bad).
Trying 16 grains of 4198 and 17 grains 3031.
Then trying for accuracy at 100.
Rikky Lee
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