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3/2/2012 4:23:29 PM EDT
I am free floating the barrel on my 6.8 upper and have a few questions about the gas block. Does it matter if it is aluminium or steel? Set screw or clamp-on style? Also, can someone recommend a block without the rail?
3/2/2012 4:25:55 PM EDT
[#1]
I used the LaRue lopro gas block on my 6.8
 
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