AR-15 Upper Parts

Ballistic Advantage 20" 22 ARC DMR Rifle+1 Stainless Steel Black Nitride Premium Black Series Barrel This 20” 22 ARC barrel is machined from 416 Stainless Steel with a QPQ finish. Our Premium Black Series Barrels feature a Nickel Boron Coated...

Ballistic Advantage 20" 6.5 Grendel DMR Fluted Stainless Steel Rifle Length AR-15 Barrel - Premium Series This 6.5 Grendel "Type 2" chambered 20 inch barrel is machined from 416R Stainless Steel with a bead blasted finish. Our Premium Series Barrels...

Ballistic Advantage 20" 6mm ARC DMR Profile Rifle AR-15 Barrel, Premium Black Series This 6mm ARC barrel is an offering from Ballistic Advantage and is a product from their Premium Black Series of tactical gun parts.  It is a 20-inch long barrel...

Ballistic Advantage 22" 22 ARC Bull Rifle+1 Stainless Steel Black Nitride Premium Black Series Barrel This 22” 22 ARC barrel is machined from 416 Stainless Steel with a bead blasted finish. Our Premium Series Barrels feature a Nickel Boron Coated...

Ballistic Advantage 22" 22 ARC Bull Rifle+1 Stainless Steel Premium Series Barrel This 22” .22 ARC barrel is machined from 416 Stainless Steel with a bead blasted finish. Our Premium Series Barrels feature a Nickel Boron Coated Extended M4 Feed...

Ballistic Advantage 22" 22 ARC DMR Fluted Rifle Stainless Steel Premium Series Barrel This 22” 22 ARC barrel is machined from 416 Stainless Steel with a bead blasted finish. Our Premium Series Barrels feature a Nickel Boron Coated Extended M4 Feed...

Ballistic Advantage 24" 22 ARC Bull Rifle+1 Stainless Steel Premium Series Barrel This 24” 22 ARC barrel is machined from 416 Stainless Steel with a bead blasted finish. Our Premium Series Barrels feature a Nickel Boron Coated Extended M4 Feed...

Ballistic Advantage 24" 22 ARC DMR Fluted Rifle Stainless Steel Premium Series Barrel This 24” 22 ARC barrel is machined from 416 Stainless Steel with a bead blasted finish. Our Premium Series Barrels feature a Nickel Boron Coated Extended M4 Feed...

Ballistic Advantage 8" .300 Blackout Pistol Length Modern Series Barrel This .300 Blackout chambered 8 inch Modern Series Barrel is machined from 4150 Chrome Moly Vanadium steel with a QPQ Corrosion Resistant Finish and QPQ coated M4 feed ramp extension...

Ballistic Advantage 9 .300 BLK Pistol Length Nitride Modern Series Barrel Ballistic Advantage is a state of the art manufacturer which crafts superior barrels and components in conjunction with their partner Aero Precision. Every barrel is precision...

Battle Arms 9MM Enhanced Blowback AR15 Bolt Carrier Group Enhanced 9mm Blowback AR-15 Bolt Carrier Group is compatible with both COLT and GLOCK magazine configurations. Features reliable AR-15 style extractor claw with O-Ring and spring and broad trigger...

Battle Arms BATTLEARMS 9MM Hex Flash Can The BATTLEARMS flash can is designed to direct muzzle flash forward away from the operator. This product is not designed to reduce muzzle rise" sound" recoil or muzzle flash. This product is designed to direct gas...

Battle Arms Battlearms Lightweight 8.5" 9x19mm 4140 Barrel Battle Arms Development Lightweight 9MM 8.5 Barrel 1 2x36 Threaded Nitride Finish Black Fits AR Rifles A-BBL8.5T9MM1-10BN. High quality components and precise manufacturing make Battle Arms...

Battle Arms M16 .223/5.56 Bolt Carrier Group - Nitride The Battle Arms Development Bolt Carrier Group features an M16 cut profile which is heavier than an AR-15 cut profile to prevent bolt bounce and slow down the cyclic rate for a more controllable and...

Battle Arms THUMPER Muzzle Device Brake Made from 17-4 Stainless Steel, we designed the Thumper to be effective and durable. You can attach this device to your Remington, Winchester, Mossberg, Browning or Beretta and it will make a great Thumper for...

BCA M16 Cut 7.62x39mm Complete Bolt Carrier Group - Black Nitride BCA's Bolt carrier groups come MPI inspected. Perfect for your next 762.39 AR-15 build. Specifications SKU: BCG762-15 Brand: Bear Creek Arsenal Caliber / Gauge: 7.62 Carrier Style:...

Bootleg Inc. 12.5 5.56 NATO 1:7 Twist Black Nitride Carbine Barrel Bootleg Inc. is now offering their own line of barrels, that are built to their exact specifications and built to last! Specifications: Barrel Material: 4150 CMV Steel Barrel Caliber: 5...

Breek Arms 3FO-S Short Outside Flash Hider Breek Arms’ lineup of Outside Threaded Muzzle Devices is an affordable upgrade that gives you the option to run a flash hider or muzzle brake while utilizing our Breek Arms Castle Blast Shield as a forward...

Breek Arms RG2-S M-LOK AR-15 Handguard Breek Arms' mission is to provide quality parts at competitive prices. Our newly developed RG2-S (Rugged Rail Mod2) Handguard line up is an evolution from our previous lineup. Our Patent Pending locking...

Centurion Arms AR-15 CMR M-LOK Handguard The Centurion Arms CMR is designed to be a lightweight, simple, and effective free float handguard that is highly configurable for any mission. It features a rigid picatinny top rail for mounting back up iron...

Centurion Arms C4 M-LOK Handguard - 12" Centurion Arms LLC is happy to announce the C4 MLOK® rail.The MLOK C4 rail system is based off the patented quad rail version. It is a lightweight, rugged, 2-piece free float rail that when installed gives the...

Centurion Arms C4 M-LOK Handguard - Carbine Cutout Centurion Arms LLC is happy to announce the C4 MLOK® rail.C4 MLOK CARBINE CUT The MLOK C4 rail system is based off the patented quad rail version. It is a lightweight, rugged, 2-piece free float rail...

The Centurion Arms cold hammer forged 5.56 AR-15 barrels are made from high quality 41V50 Chrome Moly Vanadium—steel specifically designed for machine gun barrels—so you know it will last thousands of rounds. In order to get the 1:7 twist...

Criterion Barrels 11.5" .223 Wylde Hybrid Phosphate/Chrome-Lined Carbine Length Barrel Compact and Balanced Performance for Versatile Tactical Applications. The Criterion Barrels 11.5" .223 Wylde Hybrid Phosphate/Chrome-Lined Carbine Length Barrel is...

Criterion Barrels 14.5" .223 Wylde Core Phosphate/Chrome-Lined Midlength Barrel Optimized Weight Distribution and Precision for Tactical Performance. The Criterion Barrels 14.5" .223 Wylde CORE Phosphate/Chrome-Lined Midlength Barrel is designed to meet...

Criterion Barrels 14.5" .223 Wylde Hybrid Phosphate/Chrome-Lined Midlength Barrel Precision, Durability, and Lightweight Performance for Your AR-15 Build. The Criterion Barrels 14.5" .223 Wylde Hybrid Phosphate/Chrome-Lined Midlength Barrel is engineered...

Criterion Barrels 16" .223 Wylde HBAR Phosphate/Chrome-Lined Midlength Barrel Superior Rigidity and Heat Absorption for High-Performance Shooting. The Criterion Barrels 16" .223 Wylde HBAR Phosphate/Chrome-Lined Midlength Barrel is built for shooters who...

Criterion Barrels 16" .223 Wylde Hybrid Phosphate/Chrome-Lined Carbine Length Barrel Balanced Performance and Durability for Tactical, Competition, and Field Use. The Criterion Barrels 16" .223 Wylde Hybrid Phosphate/Chrome-Lined Carbine Length Barrel is...

Criterion Barrels 16" .223 Wylde Hybrid Phosphate/Chrome-Lined Midlength Barrel Unmatched Accuracy and Durability in a Balanced, Lightweight Design. The Criterion Barrels 16" .223 Wylde Hybrid Phosphate/Chrome-Lined Midlength Barrel is designed for...

Criterion Barrels 16" .223 Wylde Pencil Phosphate/Chrome-Lined Midlength Barrel Extreme Weight Savings with Maximum Mobility and Durability. The Criterion Barrels 16" .223 Wylde Pencil Phosphate/Chrome-Lined Midlength Barrel is designed for shooters who...

Cross Machine Tool J.A.G. Gas Block - .750" - Set Screw Style The Just A Gas Block line of gas blocks provide a high quality, affordable component that is beautifully machined and finished. The J.A.G. is a low-profile AR-15/10 gas block compatible with...

Cross Machine Tool UHPR MOD 2 HDX AR-15 Handguard Cross Machine Tool has long been known for their high-quality AR-15 parts, and the new UHPR Mod 2 HDX handguards are no exception. Each rail is made of 6000-series extruded Aluminum then are hard anodized...

Cross Machine Tool UHPR MOD 3 HDX AR-15 Handguard Heavy Duty Xtreme Rails are built for the rigors of daily use. All HDX™ series rails feature Nitride Hardened steel QD sockets to withstand daily sling carry. Features Rail- 6000...

Cross Machine Tool UPUR-1A Big Bore Billet AR-15 Upper Receiver Looking for something to change up the standard AR-15 formula? This Cross Machine Tool Ultra Precision Upper Receiver is designed for a .458 SOCOM build by enlarging the ejection port and...

Cross Machine Tool UPUR-3 Big Bore Billet AR-15 Upper Receiver - Slick Side No Dust Cover Looking for something to change up the standard AR-15 formula? This Cross Machine Tool Ultra Precision Upper Receiver is designed for big bore AR-15 calibers and...

Dead Air Armament Flash Hider, Black, 1/2X28, Fits Dead Air Xeno Introducing the Xeno flash hider, a remarkable muzzle device designed to excel in tandem with a Xeno Adapter-equipped suppressor. This flash hider boasts exceptional stand-alone performance...

Diamondback Firearms 18" 6.5 Grendel AR 15 Barrel At Diamondback, they are able to produce barrels that meet the shooters requirements. Their barrel blanks are made from premium materials and machined using some of the finest equipment on the market...

Dirty Bird AR-15 2-Piece Drop-In Quad Rail The Dirty Bird AR-15 2-Piece Drop-In Quad Rail is a 2-piece, non-free floating upgrade that installs in seconds for your AR-15. The Dirty Bird 2-Piece Quad rail makes use of the rifle's classic, mil-spec...

Dirty Bird Industries Enhanced Bolt Carrier Group .223/5.56 The Dirty Bird Enhanced Bolt Carrier Group for .223/5.56 features a unique carrier design with practical improvements in two key areas:  Strategically relocated load bearing...

Dirty Bird Industries Sand-Cut Bolt Carrier Group .223/5.56 Reliability in Any Environment Engineered for ultimate performance in the harshest conditions, the Dirty Bird Industries Sand-Cut Bolt Carrier Group (BCG) for .223/5.56 delivers unmatched...