.300 BLK Barrels

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

Rosco Manufacturing

7" Black Collar Arms, Ultra Match Grade, 416R SS- Rigid Profile, Pistol Gas, 1:5, .300 BLK *LIMITED PRODUCTION*

Black Collar Arms

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

Rosco Manufacturing

Centurion Arms, Precision Stainless- 5.5" Micro Gas, 1:5, .300 BLK

Centurion Arms

Rainier Arms Match 300BLK AR-15 Barrel - 10.5"

Rainier Arms

Rainier Arms Match 300BLK AR-15 Barrel - 14.5"

Rainier Arms

Rainier Arms Match 300BLK AR-15 Barrel - 16"

Rainier Arms

Rainier Arms Match 300BLK AR-15 Barrel - 8.5"

Rainier Arms

Rainier Arms Match 300BLK AR-15 Barrel - 16" Nitride

Rainier Arms

Rainier Arms Match 300BLK AR-15 Barrel - 14.5" Nitride

Rainier Arms

Rainier Arms Match 300BLK AR-15 Barrel - 8.5" Nitride

Rainier Arms

Rainier Arms Match 300BLK AR-15 Barrel - 10.5" Nitride

Rainier Arms

KAK, SPL- 6.25" Pistol Length, 1:5, .300 BLK

KAK Industry