Upper Parts

DD RIS III 9.5" Rail in Black The Daniel Defense RIS III Rail Interface System takes the proven design of our two-piece RIS II rails—used by U.S. Special Operations Command (SOCOM) since 2006—and reduces weight while adding versatility by...

LBE Unlimited Crush Washer - 5.56 ARCW-556 LBE Unlimited crush washer for 556 NATO chambered AR.

Sig Sauer MCX Virtus Cal-X Kit, 5.56 NATO 11.5" Barrel, Tapered Lug. Convert your MCX to the 11.5" 5.56 MCX Virtus. Complete with Virtus barrel and gas block assembly. SIG SAUER offers upper assemblies and caliber exchange kits in various barrel...

MCX Virtus 9" Caliber Exchange Kit - 300BLK Convert your MCX to a 9" .300BLK SIG SAUER MCX Virtus. Complete with Virtus barrel and gas block assembly. *Please note that this product DOES NOT include a muzzle device SIG SAUER offers upper assemblies...

RAIL INTERFACE SYSTEM III, RIS III 9.5" (FDE) The Daniel Defense RIS III Rail Interface System takes the proven design of our two-piece RIS II rails—used by U.S. Special Operations Command (SOCOM) since 2006—and reduces weight while adding...

The revolutionary, patent-pending Drivelock design, uses a Hodge Defense-designed extrusion with three independent wedges that interface with the angular grooves in a proprietary barrel nut. This system clamps the rail onto the steel barrel nut with...

DD 5.56mm Bolt Carrier Group, Complete, F/A, HP & MPI Tested Daniel Defense 5.56 NATO (5.56x45mm & .223 Remington) / 300 Blackout (7.6x35mm) full-auto compatible, M16 Profile, complete bolt carrier group assembly. CARRIER Machined from 8620...

Daniel Defense 16" 1:7 Twist Barrel Chambered in 5.56 with Lo-Pro Gas Block Daniel Defense's 16” 5.56 barrel is the most accurate and longest lasting barrel attainable for your AR-15 build.  We Cold Hammer Forge our barrels, a process that...

Daniel Defense - 14.5" 5.56MM CARBINE 1:7 M4 Profile Daniel Defense's 14.5” 5.56 barrel is the most accurate and longest lasting barrel attainable for your AR-15 build.  We Cold Hammer Forge our barrels from 4150 Chrome Moly Vanadium steel, a...

Luth-AR 11.5" Barrel 223 Rem/556NATO with a 1:7 Twist This 11.5" Government profile barrel is perfect for your AR-15 build. It features a front sight tower for easy targeting and enhanced accuracy and longevity. The 1:7 twist rate is ideal for a...

A must have tool to help reduce the amount of movement between the upper and lower receiver on your AR-15. Useful for reducing the amount of movement between the upper and lower receiver on an AR-15 Large enough so you can trim to fit

Black River Tactical 11.5" OPTIMUM Hammer Forged Chrome Lined 5.56 Barrel About the Product Introducing our Black River Tactical Hammer Forged Chrome Lined Barrels - the epitome of accuracy, durability, and seamless suppressor compatibility. These...