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18" 223 Wylde Upper | Shaw Match SS HBAR | 15" M-LOK Rail

$349.99
(1 review) Write a Review
SKU:
18223WUAHBBB1X8SSRL15MLR
  • AR-15 Charging Handle | Standard Milspec
  • AR-15 Charging Handle | Tactical Extended Latch | Gen 2
  • AR-15 Charging Handle | Tactical Extended Latch | Gen 4
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  • Muzzle Compensator 1/2x28 Threads AR-15 | Black
  • Linear Compensator 1/2x28 Threads AR-15 | Black
  • Superlative Arms .750” Adjustable Gas Block | Stainless Steel | Solid, Set Screw | Melonite Finish AR-15
  • CMMG ZEROED Adjustable Gas Block .750" | AR-15 LR-308 Steel Black
  • 5.56/223 10 rd Magazine | ASC | Aluminum Grey Moly
  • 5.56, 223 30 rd Magazine | ASC | Stainless Steel Black
  • 5.56/223 10 rd Magazine | Magpul | PMAG Gen M3 MAG559-BLK
  • 5.56/223 30 rd Magazine | Magpul | PMAG Gen 2 MOE AMG571-blk
  • Cerakote | FDE Fat Dark Earth
  • Cerakote | OD Green
  • Cerakote | FDE Fat Dark Earth
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18" 223 Wylde Upper for AR-15 with Shaw Match Grade Stainless Barrel and 15" M-LOK Rail

The 223 Wylde chamber combines the accuracy potential associated with .223 Remington with the ability to safely fire both .223 Remington and 5.56 NATO ammunition. This versatile chambering is ideal for precision target shooting, competition, predator hunting, and all-around AR-15 performance. This 18" upper features a Shaw Match Grade 416R stainless steel HBAR barrel, rifle-length gas system, and lightweight 15" free-float M-LOK handguard for outstanding accuracy, smooth operation, and long-lasting durability.

Quick Glance:

Caliber: 223 Wylde
Platform: AR-15
Barrel Length: 18 inches
Barrel Manufacturer: Shaw Barrels
Barrel Grade: Match Grade
Barrel Material: 416R Stainless Steel
Barrel Profile: HBAR
Barrel Finish: Polished Stainless
Twist Rate: 1:8 Twist
Gas System: Rifle Length
Handguard Length: 15 inches
Handguard Type: Lightweight Free-Float M-LOK
Upper Receiver: Forged 7075-T6 Mil-Spec AR-15 Upper
Gas Block: .750" Low Profile Nitride
Muzzle Threads: 1/2x28
Muzzle Device: A2 Flash Hider with Crush Washer
Ammunition Compatibility: .223 Remington and 5.56 NATO
Headspace Checked: Yes – Manson GO and NO-GO Gauges
Assembly: Fully Assembled Upper Receiver Assembly

Full Details:

Upper Receiver:
AR-15 Mil-Spec forged aluminum upper receiver with forward assist and dust cover assembly installed. Forged from durable 7075-T6 aluminum and protected by a matte black MIL-A-8625 Type III, Class 2 hard coat anodized finish. The 7075-T6 construction provides greater strength than commonly used 6061 billet aluminum.

Barrel:
Shaw Match Grade 18" 223 Wylde barrel manufactured from premium 416R stainless steel with an HBAR profile, polished stainless finish, and 1:8 twist rate. Features 1/2x28 muzzle threads, a standard AR-15 barrel extension with M4 feed ramps, and is professionally headspaced using Manson GO and NO-GO gauges. The 223 Wylde chamber safely accommodates both .223 Remington and 5.56 NATO ammunition while delivering exceptional accuracy with a wide variety of bullet weights.

Handguard:
Premium lightweight 15" extended rifle-length narrow-profile AR-15 free-float M-LOK handguard. M-LOK slots along the 3, 6, and 9 o'clock positions allow easy attachment of compatible accessories including bipods, lights, grips, lasers, sling mounts, and rail sections. Machined from 6061 aircraft-grade aluminum with a durable matte black MIL-A-8625 Type III, Class 2 hard coat anodized finish.

Gas System:
Rifle-length gas system paired with a .750" low-profile gas block featuring a durable nitride finish. The rifle-length gas system provides a smoother recoil impulse and reliable cycling while helping reduce component wear.

Muzzle Device:
A2 flash hider installed with a crush washer.

About Shaw Barrels:
Shaw Custom Barrels, also known as E.R. Shaw, has been manufacturing precision rifle barrels since 1913. Their Match Grade barrels are trusted by hunters, competitive shooters, gunsmiths, and custom rifle builders for outstanding craftsmanship, consistent accuracy, and dependable long-term performance.

Headspace Checked:
Every barrel is professionally headspaced using Manson GO and NO-GO gauges to help verify proper chamber dimensions and dependable operation.

Ready to Install:
This upper arrives fully assembled and is compatible with standard Mil-Spec dimension AR-15 lower receivers. A bolt carrier group and charging handle are not included and must be purchased separately unless selected through available product options.

Important:
This product is not a firearm and will be shipped directly to you. No FFL transfer is required.

Ballistic Barn AR-15 uppers are American made and machined by manufacturers specializing in Mil-Spec AR-15 components. Every barrel is professionally headspaced using Manson GO and NO-GO gauges to help ensure dependable function and outstanding accuracy.

1 Review Hide Reviews Show Reviews

  • 5
    223 Shaw Upper

    Posted by AdamButler on Dec 11th 2025

    I have been hearing all the buzz about Shaw barrels and was looking for a varmint upper. This fit the bill and the budget. Already getting MOA at 100 and surely it will tighten up with break in.