FN America 5.56 Cold Hammer Forged Carbine Length Government AR-15 Barrel - 16" Details 05 March 2024 29 FN America 5.56 Cold Hammer Forged Carbine Length Government AR-15 Barrel - 16"" FN America 5.56 Cold Hammer Forged Carbine Length Government AR-15 Barrel - 16"" Buy Now for $349.00 ! Start Over Prev Next