Tactical Ambush 16.5 H-bar 5.56/.233 1/9 Twist
Outfit your AR15 or M4 tactical assault rifle the way you want it .With This 16 inch AR 15 H-BAR  barrel will shoot on target every time you pull the trigger.This barrel is machined out of 4142 Chromoly Vanadium steel .Heat treated and stressed relieved also provides H-BAR contour with M4 feed ramps that provides strength,rigidity and ensures proper feeding.