Bloodline Barrels
Rosco Manufacturing’s “Bloodline” series is our hardest working barrel. Whether you are an occasional builder, tactical shooter, or Law Enforcement Officer we have a Bloodline Barrel that will fit your needs. All of our Bloodline Barrels are made from scratch in our Rhode Island facility and start life as a blank piece of steel. Browse our high quality AR15, M4, SBR, and Pistol barrels today!
Showing 1–12 of 15 results
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Select optionsBloodline Glock 19 Barrel
$174.95 – $189.95The Rosco Manufacturing’s line of Glock barrels are a drop-in, match grade option that enhances the accuracy and performance of any stock Glock pistol. All Bloodline Glock barrels are made from 416R stainless steel, broached, honed, polished, and then melonited.
All barrels have also been designed with strategic beveled edges surrounding the chamber area to reduce premature wear/ tear commonly found on basic aftermarket barrels. The result is a duty capable upgrade that will not sacrifice quality. Drop a Bloodline in your Glock to experience true PERFECTION at a price that will leave you room for plenty of ammo.
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Read moreMORE INFOBloodline 12.5” 5.56 NATO
$140.00This 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 patrol platform.
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Read moreMORE INFOBloodline 16” M4 5.56 NATO (Mid-Length)
$150.0016″ M4 5.56 NATO Bloodline Barrel (Mid-Length): This 16″ 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 leads to managed dwell times. This combo creates a great balance of speed and performance.
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Read moreMORE INFOBloodline 14.5” M4 5.56 NATO (Mid-Length)
$145.0014.5” M4 5.56 NATO Bloodline Barrel (Mid-Length): This 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 leads to managed dwell times. This combo creates a great balance of speed and performance. ALL NFA RULES APPLY!
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Read moreMORE INFOBloodline 5.5″ 9mm Barrel
$105.00This Rosco 5.5″ 9mm Barrel was primarily designed for suppressed carbines/ pistols where the handguard will be ran over the rail. It will give you the flexibility of running a suppressed platform that offers the most compact size possible without sacrificing performance.
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Read moreMORE INFOBloodline 10.5″ 300 Blackout
$155.00This Rosco 10.5” 300 Blackout barrel was designed for SBR and Pistol use in conjunction with suppressors. The 10.5” 300 Blackout Rosco barrel was made to be a direct replacement for any MK 18 platforms that are currently in 5.56 NATO. The 10.5” barrel is also perfect for carbines which require a slightly longer rail in order to run PEQ-15’s, D-BAL (series), or any laser aiming devices comfortably. ALL NFA RULES APPLY!
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Read moreMORE INFOBloodline 8.2″ 300 Blackout Barrel
$145.00This Rosco 8.2” 300 Blackout Bloodline Barrel was designed for SBR and Pistol use in conjunction with suppressors. This is the shortest that we will go to allow you the flexibility of a shorter Personal Defense Weapon (PDW) without sacrificing performance or ballistics. ALL NFA RULES APPLY!
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