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5/14/2009 6:05:35 AM EDT
I just received a new BCM bolt carrier group.  Do I need to do anything to it other than just put it in the rifle?  Thanks.
5/14/2009 6:06:35 AM EDT
[#1]
lube it up, make sure its properly staked... if not, stake it
5/14/2009 6:41:06 AM EDT
[#2]
some guys say you should headspace, MOST say no, as long as the barrel was factory installed/tested then you should be good to go.
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