FN America Ar15 Barrel, 18inch Bb M16 5.56 RifleThe Bore And Chamber Are Chrome Lined To Help Resist Corrosion And Provide Resistance To Heat Erosion Which Greatly Improves Barrel Life And Reliable...
FN America Ar15 Barrel 14.7inch Bb M16 5.56 MidlengthThe Bore And Chamber Are Chrome Lined To Help Resist Corrosion And Provide Resistance To Heat Erosion Which Greatly Improves Barrel Life And...