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Old 02-22-2013, 10:56 PM   #6 (permalink)
sniperfan
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Join Date: Jul 2006
Location: Usually at my desk.

When I was a gunsmith we'd put a "crown" on paintball gun barrels, and it helped the accuracy. A common target crown from the gunsmithing world is a -11 degree cut. You need a nice sharp cutter with a chip breaker, but it does help.
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