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...

This Rosco 20" .223 Wylde Barrel was made to give the precision carbine shooter the best possible option for extended range shooting within this chambering option. Whether you are trying to make a...

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...

The Rosco Sauce Pack bundles were created after direct requests from Roscos customers to provide them with the key components needed for their carbine/pistol builds at a great combined price. The...

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...

This Glock Bloodline barrel is designed to work with Glock 17 pistols, generations 1 through 4. Although this is a simple to accomplish user friendly swap, they still encourage you to consult a local...

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 Rosco Sauce Pack bundles were created after direct requests from Roscos customers to provide them with the key components needed for their carbine/pistol builds at a great combined price. The...

This Rosco 16" .223 Wylde Barrel is the perfect addition to your next DMR (or SPR) build featuring great balance, and properly sized gas ports in order to optimize performance while reduce premature...