.300 BLK Barrels

7.5" Rosco, Bloodline- Heavy Profile, Pistol Gas, 1:5, .300 BLK

Rosco Manufacturing

8.2" Rosco, Bloodline- Heavy Profile, Pistol Gas, 1:7, .300 BLK

Rosco Manufacturing

Barrel Sub-Assm, 8.0" MT 4140CM SBN, 300 BLK

CMMG

8.3" Ballistic Advantage, Performance Series- BA Hanson Profile, Pistol Gas, 1:7, .300 BLK, W/ pinned low-pro gas block

Ballistic Advantage

10.3" Ballistic Advantage, Performance Series- BA Hanson Profile, Pistol Gas, 1:7, .300 BLK, W/ pinned low-pro gas block

Ballistic Advantage

FAXON MATCH SERIES GUNNER PROFILE 6" 1:5T PISTOL-LENGTH 300 BLK AR15 BARREL

Faxon Firearms

Fortis 8" 300Blk Pistol 1/7 CMV Barrel

Fortis Manufacturing

FAXON MATCH SERIES GUNNER PROFILE 7.5" 1:5T PISTOL-LENGTH 300 BLK AR15 BARREL

Faxon Firearms

10.5" Rosco, Bloodline- Heavy Profile, Pistol Gas, 1:7, .300 BLK

Rosco Manufacturing

AndroCorp, Micro- 5", 1:5, .300 BLK

AndroCorp Industries

Fortis 10.5" 300Blk Pistol 1/7 CMV Barrel

Fortis Manufacturing

FAXON MATCH SERIES GUNNER PROFILE 9" 1:5T PISTOL-LENGTH 300 BLK AR15 BARREL

Faxon Firearms

8.2" Rosco, Purebred- Heavy Profile, Pistol Gas 1:7, .300 BLK

Rosco Manufacturing

8.3" Ballistic Advantage, Premium Series- BA Hanson Profile, Pistol Gas, 1:7, .300 BLK, W/ pinned low-pro gas block

Ballistic Advantage

10.3" Ballistic Advantage, Premium Series- BA Hanson Profile, Pistol Gas, 1:7, .300 BLK, W/ pinned low-pro gas block

Ballistic Advantage

"Baby Blond" SPL 1:7 5R 300 BLK 6.25" Pistol Gas AR15 Barrel- Stainless

KAK Industry

Barrel Sub-Assm, 16.1" MR 4140CM SBN, 300 BLK

CMMG

Barrel Sub-Assm, 12.5" MR 4140CM SBN, 300 BLK

CMMG

FAXON AXIS SERIES GUNNER PROFILE 7.5" 1:5T PISTOL-LENGTH 300 BLK AR15 BARREL

Faxon Firearms

16" Rosco, Bloodline- Heavy Profile, Pistol Gas, 1:8, .300 BLK

Rosco Manufacturing

Barrel Sub-Assm, 16.1" MT 4140CM SBN, 300 BLK

CMMG

Barrel Sub-Assm, 14.5" MT 4140CM SBN, 300 BLK

CMMG