nbk44052Centurion arms, MK12 match stainless barrel. 18 inches long . 750 gas block journal 1/2 x 28 muzzle threads. Has the proper barrel profile to accommodate the OPS Inc./Allen engineering suppressor collars. This barrel does have the polished feed ramp upgrade from Centurion arms. Very accurate with 77 grain ammo. Less than 300 rounds down the tube. NO TRADES Shipping included in price. Payment by PayPal F&F or Venmo F&F.
