Proof Research Carbon AR .223 Wylde Threaded Rifle Barrel 20 inch Rifle Length 1-8 Twist 5/8-24 Carbon
$899.10 at MidwayUSA · 2 stores
In stock Sale
Best price
$899.00at Brownells
Out of stock checked Oct 22, 2026
In stock now instead
- Proof Research Carbon AR .223 Wylde Threaded Rifle Barrel 20 in… $899.10at MidwayUSA
- Proof Research Carbon AR .223 Wylde Threaded Rifle Barrel 16 in… $899.10at MidwayUSA
- BSF Threaded Mid Length 14.5in .875 Strait Black/Stainless $749.99at OpticsPlanet
Where to buy
| Store | Price | Availability | Buy | Add to build |
|---|---|---|---|---|
| Brownells Best price | $899.00checked Oct 22, 2026 | Out of stock | Buy at Brownells | |
| GunMag Warehouse | $899.99checked Sep 28, 2026 | Out of stock | Buy at GunMag Warehouse |
Prices and availability change often, so confirm on the store's site before you buy. We may earn a commission from these links.
Similar barrels in stock
This part is out of stock at every store we track. These similar barrels are in stock, with today's prices.
Proof Research Carbon AR .223 Wylde Threaded Rifle Barrel 16 inch Intermediate 1-8 Twist 5/8-24 Carbon
$899.10 at MidwayUSA · 2 stores
In stock Sale
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Price history
Lowest in-stock price in the last 30 days: $899.99 at GunMag Warehouse. Dashed line = out of stock. Tracking since Sep 28, 2026.
Show the prices as a table
| Store | Latest | Lowest | Highest |
|---|---|---|---|
| Brownells | $899.00 | $899.00 | $899.00 |
| GunMag Warehouse | — | $899.99 | $899.99 |
Since Sep 28, 2026.
About this part
The 223 Wylde 1-7 Twist 18" Carbon Fiber Barrel is an 18" 5.56 / .223 barrel from Proof Research. It's sold by 2 stores, from $899.00 to $899.99. The lowest in-stock price in the last 30 days was $899.99 at GunMag Warehouse.
Fits and works with
- Caliber
- 5.56 / .223 · Shop matching ammo
- Bolt
- Standard AR-15 (5.56 / 300 BLK / .350 Legend) · Bolt carrier groups
- Barrel length
- 18" · Handguards
Specifications
- Manufacturer
- Proof Research
- Platform
- AR-15
- Caliber
- .223 Wylde
- Barrel length
- 18"
From the manufacturer
PROOF Research's match-grade carbon fiber barrels are stronger, lighter, and as accurate as the finest precision steel barrels and will maintain their performance in the harshest conditions. Up to 64% lighter than traditional steel barrels Match-grade accuracy Improved heat dissipation for cooler and longer lasting barrels No point-of-impact shift during high-volume fire Reduced harmonic barrel vibration Unprecedented durability Mfg: Proof Research
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