ROSCO BL BBL 10.5 300BLK HB 1/7

The ROSCO BL BBL 10.5 300BLK HB 1/7 barrel from Rosco Manufacturing is engineered for precision and reliability in 300 Blackout configurations. Featuring a 10.5-inch length with a heavy profile design, this barrel offers enhanced durability and heat resistance suitable for demanding use. The 1:7 twist rate is optimized for stabilizing a wide range of bullet weights, contributing to consistent accuracy across subsonic and supersonic loads.

Constructed with a nitride finish, the barrel provides corrosion resistance and reduced wear, extending its service life. Its dimensions and design make it an ideal replacement barrel for AR-platform rifles, particularly those configured for compact or suppressed setups. The robust construction and attention to detail reflect Rosco Manufacturing’s commitment to quality and performance.