Threading BREN/MPX/MCX/MRP Barrels


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This includes cutting/crowning as well as threading.  Threads will be concentric to the bore. Do NOT send the complete rifle. – If you want the barrel shortened note length in the comment section at checkout. When barrels are cut, they are all measured from a closed bolt face as the only standard measurement we use.  Send just the barrel assembly. Do NOT send the barrel attached to the receiver.

Additional information

Thread Pitch

1/2×28, 1/2×36, 5/8×24, 1/2×32, 13.5Mx1LH, M16x1 RH

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