Rosco Manufacturing

This Rosco 16" 300 Blackout (300 BLK) Barrel is perfectly suited for precision carbine shooters that plan on running only supersonic ammo, or are building a well-balanced hunting platform.Features...

The 16" 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...

This Rosco 18" .223 Wylde Barrel was made to enhance the performance of the original SPR. The SPR contour is well suited for cold bore shots on target as well as keeping the weight at a great balance...

The Rosco Melonited Bolt Carrier Groups are designed to meet the modern-day carbine shooters requirements. They have also balanced input from their consumers and military end users in order to bring...

This Rosco 16" 300 Blackout (300 BLK) barrel is perfectly suited for carbines shooters that plan on running only supersonic ammo, or are building a well-balanced hunting platform. Rosco 300 Blackout...

16" M4 5.56 NATO Bloodline Barrel: This Rosco 16" M4 5.56 NATO Bloodline Barrel is the perfect addition to your next build featuring perfect balance, properly sized gas ports in order to optimize...

Roscos Bloodline 16" 5.56 Heavy Barrel: This Rosco 16" 5.56 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...

This Glock Bloodline barrel is designed to work with Glock 43 pistols. Although this is a simple to accomplish user friendly swap, they still encourage you to consult a local gunsmith should you have...

The K9 16" features an intermediate length gas system with an optimized gas port to run reliably suppressed and/or unsuppressed. The K9 continuous taper is the most effective profile to dissipate...

The husky series gives the take on a socom 10.3.While this barrel isn't exactly heavy in weight, only a few ounces more than the bloodline 10.5" barrel, the husky profile helps defeat the heat and...

The husky series gives the take on a socom 11.5.While this barrel isnt exactly heavy in weight, only a few ounces more than our bloodline 11.5 barrel, the husky profile helps defeat the heat and...

These 5.56/300 blk bolt carrier groups are melonited, full-auto rated, are properly staked, and the bolts are matched to the barrel.The rosco melonited bolt carrier groups are designed to meet the...