30 CALIBER 1-10'' TWIST UNTURNED BLANK STAINLESS BBL

Ballistic Advantage Premium Barrel .308 Win 18", Black - Premium Quality and Consistent Accuracy - BABL308021PQ

PROOF RESEARCH Sendero Bolt Action Barrel .308 Cal 16.50"

Faxon Firearms Blowback Button Rifled Pistol Caliber Taper Barrel 9mm 16", Black

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

Sons of Liberty Gun Works Precision SPR Barrel 6mm MAX 16", Black - Superior Quality - 16PRECISIONSPR-6MAX

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

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