Radical Firearms SHR 6.5 Grendel 18" 15-Round Semi-Auto AR-15 Rifle Black

Diamondback DB15 Flat Dark Earth 6.5 Grendel 18 Barrel 28-Rounds M-LOK Handguard

Faxon Firearms Pro 6.5 Grendel 16 Threaded Barrel 10-Rounds

APF DMR 2.0 OD Green .22 ARC 18 Barrel 30-Rounds

Alexander Arms Tactical Semi Automatic Rifle 6.5 Grendel 18" Black Threaded Barrel Black Frame Black Pistol Grip

CMMG Resolute MK4 6.5 Grendel 16.1 Barrel 10-Rounds

Radical Firearms RF-15 6.5 Grendel 18-Inch Stainless Barrel – Excellent Condition, Box & Magazine

Faxon Match Series AR-15 Barrel 6.5 Grendel 18" Target Contour 1:8" Twist Stainless