View Full Version : Switching Uppers
06-01-2009, 7:44 AM
Any legal issues switching from a 5.56 upper to something like a 6.8 on a lower that is not marked "Multi Caliber"?
06-01-2009, 8:23 AM
no issue. you can even put .50 dtc upper on it.
06-01-2009, 8:28 AM
No issues, The caliber marking on the lower is irrevilant.
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