300 Blackout Barrels

Bear Creek Arsenal 300 Blackout AR-15 Barrel - Pistol Length - Heavy - 10.5"

PSA 8.5" 300 AAC Blackout Pistol Gas Nitride Barrel - 7782517

PSA Guardsman-15 Barrel 8" 300 Blackout 1:7 Pistol-Length CL Phosphate

PSA 16" Pistol-Length 300AAC Blackout Nitride 13" Lightweight Hex M-Lok Upper - No BCG or CH

Hitman Industries AR-15 .300 AAC Blackout Medium Rifle Barrel 10.5 inch 1-8 Twist Pistol Length Stainless Steel

Hitman Industries AR-15 .300 AAC Blackout Medium Rifle Barrel 5 inch 1-7 Twist Pistol Length Nitride Black

Hitman Industries AR-15 .300 AAC Blackout Medium Rifle Barrel 5 inch 1-7 Twist Pistol Length Stainless Steel

AT3 Tactical 300 Blackout Medium Profile 7.5 Inch AR-15 Barrel Black

AT3 Tactical 300 Blackout Medium Profile 6 Inch AR-15 Barrel Black

AT3 Tactical .300 Blackout Medium Profile 16 Inch AR-15 Barrel Black

AT3 Tactical 300 Blackout Medium Profile 14.5 Inch AR-15 Barrel Black

AT3 Tactical .300 Blackout Medium Profile 10.5 Inch AR-15 Barrel Black

STNGR AR-15 .300 Blackout 8.5in M-LOK Complete Upper w/7in VYPR Handguard BCG & CH Flat Dark Earth Cerakote

STNGR AR-15 .300 Blackout 10.5in M-LOK Complete Upper w/13.5in HWKXL Handguard BCG & CH Black Anodized

Grid Defense Complete Upper Receiver .300 Blackout 7.5 inch Pistol Length 4150 Light HBAR Barrel 1-8 Twist 9 inch Octagon M-LOK Hand Guard Dimpled

Criterion Barrels Hybrid Threaded Barrel AR-15 300 AAC Blackout 10.5in CORE Pistol 1-7 Twist Chrome-Lined Parkerized

Criterion Barrels Hybrid Threaded Barrel AR-15 300 AAC Blackout 8.5in CORE Pistol 1-7 Twist Chrome-Lined Parkerized

Q Honey Badger Barrel Assembly 7" 300 BLK 1:5 Twist 5/8-24 Thread

One Horse Pistol Gas Barrel .300 BLK 5/8x24 Thread 10.5" Black

TacFire 16" Unassembled .300 Blackout Rifle Build Kit with Lower Parts Kit

AR-STONER AR-15 Barrel 300 AAC Blackout 16" Heavy Contour 1:8" Twist Phosphate Carbine Length Gas Port

AR-STONER AR-15 Barrel 300 AAC Blackout 7.5" Heavy Contour 1:8" Twist Phosphate

AR-STONER AR-15 Barrel 300 AAC Blackout 10.5" Medium Contour 1:8" Twist Nitride

AR-STONER AR-15 Barrel 300 AAC Blackout 16" Heavy Contour 1:8" Twist Phosphate Pistol Length Gas Port