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An accurate, proven mid-length barrel made of Mil Spec MIL-B-11595E Chromoly Vanadium Alloy. Every barrel is Magnetic Particle Inspected and stress relieved to assure quality and durability.
- Made for Mid-Length Gas Systems
- 1:7 Twist
- Mil-Spec M4 Barrel Extension with 22.214.171.124 MIL-STD-171 Phosphate Finish
- 126.96.36.199 MIL-STD-171 Hard Chrome Chamber
- 188.8.131.52 MIL-STD-171 Hard Chrome Bore
- 5.56mm Nato chamber
- All Chambers are Individually Checked for Head Spacing Before and After Plating
- All Barrels are Individually High Pressure Tested (HPT) and then Individually Magnetic Particle Inspected (MPI)
- 184.108.40.206 MIL-STD-171 Phosphate Finish on the Barrel Exterior
- 1/2x28 Thread Pitch
- Threads are Cut Concentric to the Bore
- Weight is 27.9oz