Description
Sons of Liberty 13.7″ Midlength Gas Combat Grade Barrel is a patrol ready barrel with a medium weight, government contour profile. The A2 FSB is pinned with Mil-Spec taper pins for rock solid stability. This barrel ships with a GI Barrel nut, delta ring assembly, and front handguard cap — ready to equip with a plastic, two-piece handguard system such as from B5 Systems or Magpul.
- 5.56 NATO Chamber
- 4150 CrMoV (Chrome Moly Vanadium per MIL-B-11595E)
- 1/7 Twist Six Groove
- 1/2-28 Threaded Muzzle
- MidLength Gas System
- .750″ Gas Block Journal
- 1 pound 13 ounces (w/ included GI Barrel Nut and Handguard cap)
- QPQ Corrosion Resistant Finish
- QPQ coated M4 Feed Ramp Extension
- High Pressure (proof) Tested (HPT)
- Magnetic Particle Inspected (MPI)
