Tactical Kinetics Barrel AR-15 9mm 4.5in Medium Contour Direct Blowback 1-10 Twist Black Nitride

Tactical Kinetics Barrel AR-15 9mm 4.5in Medium Contour Direct Blowback 1-10 Twist Black Nitride. Tactical Kinetics incorporated input received from military law enforcement and civilian shooters into the engineering of their AR15 barrels to accommodate modern-day shooting requirements. Every barrel is precision instrument-inspected for absolute straightness and air gauged for maximum uniformity yielding the highest accuracy possible. Land and groove tolerance from breech to muzzle can vary only