Description
18″ Black Nitride 5.56 NATO, Rifle Gas System, 1:8 Twist Barrel
- Length: 18″
- Material: 4150 Chrome Moly Vanadium
- Finish: Black Nitride
- Gas system: Rifle Length
- Gas Block Diameter: .750
- Thread Pitch: 1/2″x28
- Twist Rate: 1:8
- Weight: 2.4lbs
Legal Restriction:
Durkin Tactical is currently using a third party vendor to verify the legality of our parts. If you place an order that is not legal in your state, city, town, county, etc., your order will be cancelled, charged a 20% restocking fee and the remainder refunded. Please make sure that your order is legal in the state, city, town, county, etc. it will be shipping to.







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