November 25, 2019, 06:16 PM
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#9
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Senior Member
Join Date: February 15, 2009
Posts: 8,927
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A 9 or 10 inch twist 220 Swift barrel will work well with 80 grain bullets leaving around 3300 fps.
A 17 inch twist would have been better for 50 grain bullets leaving 3600+ fps.
Last edited by Bart B.; November 25, 2019 at 06:24 PM.
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