AR-15 18\" Heavy Barrel, 6.5 Grendel Type 2, 1:8, Straight Fluted, Stainless

Odin Works ULTRAlite AR-15 16.1 Intermediate-Length Gas 6.5 Grendel 1:8 Stainless Steel Barrel with Tunable Gas Block And BCG

DIAMONDBACK FIREARMS QPQ 223 Wylde 18" Black Stainless Steel Barrel

Griffin Armament GAREC5KFDEAM-W 5K RECCE 5.56mm 1.50" Flat Dark Earth Stainless Steel 1/2"x28

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

Tacfire 9mm 16" Barrel, Nitride Black - BAR9MM-16-BN

Griffin Armament GAET3FDEAM-W Explorr 300 Blackout Flat Dark Earth Stainless Steel/Nickel 5/8"x24

SAVAGE ARMS 10 GRS Threaded Barrel 308 Win 20" Black 10rd