Upper Parts

Rearden R2S Flash Hider Black Nitride 17-4 PH Atlas and Atlas XL compatible Plan B compatible Black Nitride finish (67 HRC Surface hardness) Shims not included, if you would like to specifically time this, shims will be required. Note: your...

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...

DD RIS III 10.5 - 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...

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 RAIL INTERFACE SYSTEM III, RIS III 10.5" (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...

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...

Sig Taper Cap - 7.62 5/8-24 Thread TAPER CAP for 7.62 NATO BARRELS with 5/8-24 THREAD. Sig Sauer Taper Cap adapter for 7.62 tapered shoulder barrels with 5/8-24 thread pattern (MCX). Converts the tapered muzzle to a traditional 90 degree shoulder.

Sons of Liberty Gun Works - Bolt Carrier Group - Scalper Logo For 223/556 With Manganese Phosphate Finish