12.5” 556 1/7

12.5” 556 1/7

12.5” 556 1/7

12.5” 556 1/7

Was: $259.95

Now: $199.95

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SKU:: PB-125-M4-556-7-N

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Product Description

- 1/7 Twist

- 4150V grade Mil-spec B-11595E Crome Moly(CrMoV)

- BLACKNITRIDE Finish

- Nickel Boron (NiB) Extension

- Threaded 1/2x28

- .750 Gas Seat

- Mid-Length Gas Port

- Price - $259.95

- (Gas Tube and Gas Block NOT Included)

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