14.5" M4 5.56 NATO CHROME LINED BARREL 1:7 TWIST

14.5" M4 5.56 NATO CHROME LINED BARREL 1:7 TWIST

  • Sale
  • $369.95


4-6 WEEKS DELIVERY

4150, 1:7 twist, button rifled, M4 extension/M4 feed ramps with mid length gas system. Thermo stress relieved, chromed bore and chamber, phosphate finish. 1/2 x 28 muzzle thread.

M4 EXTENSION / M4 FEED RAMPS

1/2 X 28 MUZZLE THREAD