The Bilson Arms P7UFSFG10R1 BA-15FCP .338 ARC Upper Receiver pairs a 12.50" threaded barrel with a distinctive Flat Dark Earth and Sniper Green Cerakote finish. Built on a billet aluminum receiver...

The Primary Weapons Systems MK109 Mod 2-M Upper 300BLK 9.75" is a compact, complete upper receiver built around PWS’s proven long stroke piston system. Featuring a 9.75" .300 Blackout barrel capped...

The Precision Reflex MK12 Mod 0 SPR Gen III 5.56mm 18" BBL 1-7 Twist Upper Black is a complete AR-15 upper receiver built around an 18" Douglas 416 stainless steel barrel and a rifle-length gas...

The Colt M4 Upper 5.56 11.5" LW BLK, model LE6933CK, is a complete AR-15 upper receiver assembly built around an 11.5" lightweight barrel chambered in 223 Remington / 5.56 NATO. It features a...

The TacFire Up01 AR-15 Milspec Forged Stripped Upper Receiver is built around a rugged A3 flat-top design, giving shooters a solid foundation for their preferred optics and accessories. Forged from...

The Precision Reflex MK12 Mod 0 SPR Gen III 5.56mm 18" BBL 1-7 Twist Upper FDE is a complete upper receiver assembly built around an 18" Douglas 416 stainless steel barrel with a 1-7 twist and...

The ATI Milsport AR-15 Complete Upper 16" Barrel With 15" M-LOK Rail is a ready-to-run upper assembly designed to drop onto any Mil-Spec AR-15 lower. Built around a 16" steel barrel with a 1:8 twist...

The FightLite DFX Upr 556 Pic 12.5" Blk Drop-On Upper Receiver Group brings belt-fed capability to your standard AR15 platform in a compact, purpose-built package. Designed around a heavy-duty,...

The TacFire UP03 AR15 Billet Slick Upper Receiver offers a clean, streamlined profile for builders who prefer a minimalist upper without forward assist clutter. Precision machined from aluminum and...

The FightLite DFX UPR 556 PIC 16.25" BLK is a drop-on upper receiver group engineered to bring dual-feed versatility to any MIL-Spec AR15, M16, or M4 lower. Built around a heavy-duty, free-floating...

The TacFire BU30810 10" 308W Built Upper With BCG is a complete upper receiver assembly designed around the .308 Winchester cartridge. Featuring a compact 10-inch barrel and an included bolt carrier...

The Gemtech Integra .300 Blackout Complete Suppressed Upper Assembly brings integrally suppressed performance to the AR-15 platform in a sleek, purpose-built package. Built in partnership with Nemo...