Odin Works 16" 6.5 Grendel, Intermediate Gas, Lite Barrel B-6.5-16-UL-INT-TG

Timber Creek Rifle-Length SOCOM Barrel 6.5 Grendel 18", Black

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

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

SPIKES TACTICAL Barrel 5.56 16" LE Mid Black

BALLISTIC ADVANTAGE Premium Series 6MM ARC 16", 5/8x24, 1:7 Mid Length Gas Barrel for AR10

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

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