Noveske Rifleworks 14.5" Midlength 5.56 NATO AR-15 Barrel With Switchblock Gas Block

FN America AR-15 16" Barrel 556NATO 1:7 Twist Button Broached, Black - 20100039

Faxon Firearms Mid-Length Button Rifled Gunner Barrel 5.56x45mm 16", Black

Ballistic Advantage Performance Barrel 5.56x45mm 13.70", Black - Compact and Efficient Barrel - BABL556036F

Faxon Firearms Mid-Length Button Rifled Pencil Barrel 5.56x45mm 16", Black

Faxon Firearms Carbine-Length Button Rifled Pencil Barrel w/Pinned Gas Block 5.56x45mm 10.50", Black

American Tactical MilSport 556 Nato 18" Barrel ATIG15MS55618ML13

NOVESKE Barrel 5.56 10.5" Lightweight Shorty SS Carbine