- 10.5″ Government Profile?
- 5.56 NATO?
- 4150 CrMoV Steel (Chrome Moly Vanadium per MIL-B-11595E)?
- 1:7 Twist Rate?
- Mil-Spec 86L20 case hardened M4 extension with feed ramps that are polished by hand using a 5 step progressively smoothening process resulting in extremely reliable feed ramps.?
- 1/2- 28 Thread Pitch?
- Carbine Gas System?
- .750 Gas Lock Journal??
- Dimpled for Gas Block Set Screw?
- Fully stress-relieved barrel?
- Magnetic Particle Inspected (MPI)?
- Black Nitride finish
Please Note:?
The use of reloaded or remanufactured ammunition will void any warranty, due to the unpredictability of the standards (SAMMI/NATO) adhered to, as reloads of unreliable quality ammunition may not meet (SAMMI/NATO) specifications, may exceed limits, and therefore may be unsafe.
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NFA/ATF Applicable?
Use of this barrel with a lower receiver that is a registered SBR, machine gun, or pistol is permitted. Possession of this barrel along with a non-NFA lower receiver is restricted, except when installed on a pistol configuration firearm.
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International Traffic in Arms Regulations (ITAR) Applicable?
This product and related technical data are controlled for export (regardless of method) to foreign nationals whether located OCONUS or CONUS.?
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