M madman23 Private Full Member Minuteman Jan 16, 2011 131 35 61 MA Dec 6, 2023 #1 Dec 6, 2023 #1 Any one use a barrel nut system for AI barrel changes? PVA has them to upgrade the older AI models. Can use the barley also. Seems easier than taking the chassis apart.
Any one use a barrel nut system for AI barrel changes? PVA has them to upgrade the older AI models. Can use the barley also. Seems easier than taking the chassis apart.
