Accessories

This rosco 11.5" m4 5.56 nato bloodline barrel is designed to be the perfect addition to any sbr or pistol build.Length: 11.50"Model: BloodlineTwist: 1:7"Finish: Nitride

This 12.5" rosco barrel is designed to bridge the gap between sbr-pistol and/ or recce platforms and delivers amazing precision performance for its compact size.It is the perfect addition for the person attempting to create the ultimate intermediate...

This bloodline barrel (mid-length): 14.5" m4 5.56 nato mid-length barrel was designed around the usasoc specs for an improved upper receiver group with a little bit of the rosco touch as well.The longer gas system allows for a smoother gas curve which...

This rosco 14.5" m4 5.56 nato bloodline barrel was built around the m4 platform and is designed to be the next evolutionary step in the series.This barrel is perfectly suited for next patrol or duty carbine build.Length: 14.50"Model: BloodlineTwist:...

This rosco 16" 5.56 bloodline heavy barrel (hb) was made to cater to end users who need to run their guns hard without any remorse.The heavy contour barrel is well suited for full auto use and abuse.Length: 16"Model: BloodlineTwist: 1:7"Finish:...

This rosco 16" m4 5.56 nato bloodline barrel is the perfect addition to next build featuring perfect balance, properly sized gas ports in order to optimize performance and reduce premature wear and tear from over gassed barrels.Length: 16"Model:...

The rosco 300 blackout barrels were created by using input from socom end users and some of the original creators of the 300 blackout caliber.Every barrel was designed to optimize the original role for this caliber; to be suppressor friendly and accurate...

Great for cloners and purists, these barrels share the same features as the bloodline 16" usasoc barrel with 5.56 nato chamber and mid-length gas but with the classic, time-tested, and proven mil-spec phosphate coating and chrome-lined bore.Length:...

The k9 12.5 offers a proprietary patrol length gas system that is smoother than carbine length, more reliable than mid-length.Features an optimized gas port to run reliably suppressed and/or unsuppressed.The k9 continuous taper is the most effective...