AR-15 Upper Parts

Criterion Barrels 12.5" .223 Wylde Ultralight Phosphate/Chrome-Lined Carbine Length Barrel Maximum Mobility and Lightweight Performance for Hard Use Scenarios. The Criterion Barrels 12.5" .223 Wylde Ultralight Phosphate/Chrome-Lined Carbine Length Barrel...

Criterion Barrels 13.9" .223 Wylde Hybrid Phosphate/Chrome-Lined Midlength Barrel Balanced Precision and Durability for Tactical, Field, and Competition Use. The Criterion Barrels 13.9" .223 Wylde Hybrid Phosphate/Chrome-Lined Midlength Barrel is...

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 14.5" .223 Wylde Ultralight Phosphate/Chrome-Lined Midlength Barrel Lightweight Durability and Precision for Versatile AR-15 Builds. The Criterion Barrels 14.5" .223 Wylde Ultralight Phosphate/Chrome-Lined Midlength Barrel is the ideal...

Criterion Barrels 16" .223 Wylde Core Phosphate/Chrome-Lined Midlength Barrel Our CORE Series barrels are designed with tactical shooters in mind. These barrels are built to address issues with weight distribution, balance, and handling of traditional...

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 HBAR Stainless Midlength Barrel Superior Rigidity and Heat Absorption for High-Performance Shooting. The Criterion Barrels 16" .223 Wylde HBAR Stainless Midlength Barrel is designed for shooters who demand superior...

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 Hybrid Phosphate/Chrome-Lined Rifle Length Barrel A Mid-Weight, Chrome-Lined Barrel Balancing Durability and Performance The Criterion 16" .223 Wylde Hybrid Phosphate/Chrome-Lined Barrel offers optimal durability and...

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...

Criterion Barrels 16" .223 Wylde Ultralight Phosphate/Chrome-Lined Midlength Barrel Lightweight Durability with Superior Accuracy for Versatile Shooting. The Criterion Barrels 16" .223 Wylde Ultralight Phosphate/Chrome-Lined Midlength Barrel is the...

Criterion Barrels 18" .223 Wylde Fluted Stainless Rifle Length Barrel Lightweight Precision with Fluted Design for Rigidity and Accuracy. The Criterion Barrels 18" .223 Wylde Fluted Stainless Rifle Length Barrel is designed for shooters who demand...

Criterion Barrels 18" .223 Wylde HBAR Phosphate/Chrome-Lined Rifle Length Barrel Superior Rigidity and Heat Absorption for High-Performance Shooting. The Criterion Barrels 18" .223 Wylde HBAR Phosphate/Chrome-Lined Rifle Length Barrel is designed for...

Criterion Barrels 18" .223 Wylde Hybrid Nitride Rifle Length Barrel Precision and Durability with a Lightweight Design for Superior Accuracy. The Criterion Barrels 18" .223 Wylde Hybrid Nitride Rifle Length Barrel is designed to offer extreme accuracy...

Criterion Barrels 18" .223 Wylde Hybrid Phosphate/Chrome-Lined Rifle Length Barrel Balanced Performance with Superior Durability for All-Day Use. The Criterion Barrels 18" .223 Wylde Hybrid Phosphate/Chrome-Lined Rifle Length Barrel is designed to offer...

Criterion Barrels 18" .223 Wylde Hybrid Stainless Rifle Length Barrel Precision Engineering for Superior Accuracy and Durability The Criterion Barrels 18" .223 Wylde Hybrid Stainless Barrel is crafted for shooters seeking an ideal balance between weight,...

Criterion Barrels 18" .223 Wylde Ultralight Phosphate/Chrome-Lined Rifle Length Barrel Lightweight Durability and Precision in an Ultralight Contour Barrel. The Criterion Barrels 18" .223 Wylde Ultralight Phosphate/Chrome-Lined Rifle Length Barrel is...

Criterion Barrels 18" 6.5 Grendel Hybrid Stainless Midlength Barrel Optimized Performance for Long-Range AR-15 Builds in 6.5 Grendel Introduction:The Criterion 18" 6.5 Grendel Hybrid Stainless Barrel is precision-engineered to take full advantage of the...

Criterion Barrels 18" 6.5 Grendel Hybrid Stainless Rifle Length Barrel Enhanced Precision and Maneuverability for Long-Range AR-15 Builds The Criterion 18" 6.5 Grendel Hybrid Stainless Barrel is crafted to deliver the long-range accuracy and consistency...

Criterion Barrels 20" .223 Remington DCM Stainless Rifle Length Barrel Precision-Engineered for High Power and Service Rifle Competition The Criterion 20" .223 Remington DCM Stainless Rifle Barrel is crafted for competitive shooters participating in high...

Criterion Barrels 20" .223 Wylde Fluted Stainless Rifle Length Barrel Fluted Design for Weight Reduction Without Sacrificing Rigidity or Accuracy. The Criterion Barrels 20" .223 Wylde Fluted Stainless Rifle Length Barrel is engineered for shooters who...

Criterion Barrels 20" .223 Wylde HBAR Stainless Rifle Length Barrel Precision, Durability, and Stability in a Competition-Ready HBAR Design The Criterion Barrels 20" .223 Wylde HBAR Stainless Rifle Length Barrel is crafted for shooters who demand...

Criterion Barrels 20" .223 Wylde Hybrid Phosphate/Chrome-Lined Rifle Length Barrel Superior Accuracy, Durability, and Versatility with a Mid-Weight Hybrid Design. The Criterion Barrels 20" .223 Wylde Hybrid Phosphate/Chrome-Lined Rifle Length Barrel is...

Cross Machine Tool .22 Tactical ZCOMP Linear Compensator - 1/2-28 Cross Machine Tool's  ZCOMP™ LINEAR 556 provides forward directional muzzle blast control desired on rifles with shorter barrels. The outer diameter fluting and...

Cross Machine Tool .30 Tactical ZCOMP Linear Compensator - 5/8-24 Cross Machine Tool's  ZCOMP™ LINEAR .30 provides forward directional muzzle blast control desired on rifles with shorter barrels. The outer diameter fluting and...

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 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...

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 9" 22LR 1:16 Black Nitride Medium Tapered Barrel The Dirty Bird 9" 22LR barrel is perfect for an easy conversion to a dedicated .22LR setup and works with CMMG components. Dirty Bird 22LR barrels are made from 4150 Chrome Moly...

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 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...

Ergo Grip Surestop Tactical Rail Handstop ERGO's AR-15 Surestop Tactical Picatinny Rail Hand Stop is useful on short barrel rifles and shotguns. Short barrel rifles and shotguns leave you guessing where to place your hand and this hand stop can act as a...

Ergo MINi-MAX XPRESS Lever Aluminum VFG Black ERGO MINI-MAX XPRESS Lever Vertical Forward Grip with a 3” length in Black. This VFG is the most versatile available. Can serve as a traditional VFG or angled forward grip or even as a forward handstop...

Ergo Modular M-LOK Rail System 1pc Comes standard with a 3-pack of M-LOK or KeyMod Rail covers in black and an 18 slot ladder in black for the Picatinny Rail. 6061 T6 Construction, Type III Black Hard-Coat Anodized. CNC machined lightweight one piece...

Ergo SuperLite Modular M-LOK Rail System 1pc The ERGO SuperLite Free Float Modular M-LOK Rail System provides a 1.8" outside diameter and a compact 1.37" inside diameter designed to create a clean and sleek profile. Ventilation cutouts aid in rapid...

F-1 Firearms 16" .223 Wylde Spiral Fluted Barrel Elevate your shooting experience with the F-1 Firearms 16" .223 Wylde Spiral Fluted Barrel. Crafted from 416 twice-stress-relieved steel, this barrel delivers exceptional accuracy and reliability...

F-1 Firearms DuraBolt 7.62 NATO Bolt Carrier Group Assembly - Chrome Nitride Experience superior performance and reliability with the F-1 Firearms DuraBolt 7.62 NATO Bolt Carrier Group Assembly in Chrome Nitride. This bolt carrier group is engineered to...