The Proof Research Q Fix pre-fit barrel is a carbon fiber barrel chambered in 308 Win, made to upgrade your current rifle. It has a 20" barrel with a 10 twist rate, a configuration Proof lists in its...

The Proof Research PR15 PXT is a 16.00" carbon fiber AR-15 barrel chambered in .223 Wylde, the chamber that runs both .223 Remington and 5.56 NATO with match-level accuracy. It arrives fully...

The Luth-AR M4 Government Barrel is a 14.50" 5.56 NATO barrel for an AR-15 build, cut with a 1:7 twist that handles a wide range of bullet weights. It uses an M4 barrel extension, a .066-.067" gas...

This Daniel Defense M4 barrel assembly brings the company's cold hammer forged chrome moly vanadium barrel to an AR-15 build. The 14.50" government profile is chambered in 5.56 NATO with a 1:7 twist...

The CMC Triggers AR-15 barrel is a 14.50" government-profile, non-fluted steel barrel chambered in 5.56 NATO, a solid base for a carbine or upper build. Its 1:7 twist stabilizes a wide spread of...

The Tactical Solutions XPR is a replacement barrel for the Ruger 10/22, swapping out the factory barrel for a purpose-built XPR.The 12.375" length keeps the rifle short and quick to handle for...

The MRAD was built from the start for user-changeable barrels, and this Barrett conversion kit moves an MRAD to 7MM PRC with a 26.00" barrel. The 7MM PRC is a modern long-range cartridge, and the 26...

The Stern Defense 006 9MM barrel is a stand-alone 8.50" barrel for builders putting together, or reconfiguring, a dedicated 9MM AR-15 pattern upper. Stern cuts its 9MM barrel throats with an extended...

The Stern Defense 006 .45 ACP barrel is a stand-alone 8.50" barrel for builders putting together, or reconfiguring, a dedicated .45 ACP AR-15 pattern upper. Stern builds its line around...

The Stern Defense 006 9MM barrel is a stand-alone 10.50" barrel for builders putting together, or reconfiguring, a dedicated 9MM AR-15 pattern upper. Stern cuts its 9MM barrel throats with an...

The Stern Defense 006 9MM barrel is a stand-alone 16.10" barrel for builders putting together, or reconfiguring, a dedicated 9MM AR-15 pattern upper. Stern cuts its 9MM barrel throats with an...

This Proof Research pre-fit barrel is made for the Tikka T3X, giving T3X owners an 18.00" 6MM Creedmoor barrel. A pre-fit barrel is chambered for its specific action, so it arrives ready to install...