Got my barrel, hopefully be shooting it Friday.
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JP brake threaded on smooth, no issues with anything yet.
That is how mine is setup and functions without issues, but I here MRA is going to more rifle length pieces.Mid length gas system works fine for me with a normal weight BCG. When I first built the gun I tried to get a low mass BCG to work with a adjustable gas block but could never make enough gas to cycle it properly.
Mid length gas system works fine for me with a normal weight BCG. When I first built the gun I tried to get a low mass BCG to work with a adjustable gas block but could never make enough gas to cycle it properly.
IBI just sells them the barrel blanks. IBI does not chamber the MRA barrels.
Got my barrel, hopefully be shooting it Friday.
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JP brake threaded on smooth, no issues with anything yet.
Why is your handguard installed like that?
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Anyone receiving there Modern Sporter receiver sets hopefully can add to this thread.......
Did you try it out? How was it?




























