Combat Armory Manufacturing AR9 4.5" 9mm 9x19 1:10 1/2x28 Barrel
Barrel Coating Naked 416 Stainless Steel ( De-burred & Tumbled ) Uncoated
Barrel Contour Medium
Barrel Length 4.5
Barrel Material 416R Stainless Steel
Caliber Gauge. 9MM 9x19
Feed Ramps Polished
Gas System: Blow Back
Thread Pattern 1/2 X 28
Twist Rate 1:10
No indicator pin simple install just secure with barrel nut
Combat Armory machinist take pride in delivering the very best for our customers used by Military, Police, and Firearms enthusiasts
-
9mm ar9 barrel
Groups excellent at the range. For the price and quality could not be happier
-
4.5in AR9 barrel
First AR9 build. Fit and finish are perfect. Threads are beautiful. Looks absolutely great. Can't wait to finish this
