Steel 223 Wylde 1-7 Twist 14.5" Stainless Barrel

Name: Steel 223 Wylde 1-7 Twist 14.5" Stainless Barrel
Brand: Proof Research
Availability: InStock

Proof Research · Barrels

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Best price

$499.99at GunMag Warehouse

In stock Lowest in 30 dayschecked Nov 12, 2026

Buy at GunMag Warehouse

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Where to buy

Store	Price	Availability	Buy	Add to build
GunMag Warehouse Best price	$499.99checked Nov 12, 2026	In stock	Buy at GunMag Warehouse
Brownells	$569.00checked Nov 12, 2026	Out of stock	Buy at Brownells

Prices and availability change often, so confirm on the store's site before you buy. We may earn a commission from these links.

Price history

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Lowest in-stock price in the last 30 days: $499.99 at GunMag Warehouse. Dashed line = out of stock. Tracking since Sep 28, 2026.

Show the prices as a table

Store	Latest	Lowest	Highest
Brownells	$569.00	$569.00	$569.00
GunMag Warehouse	$499.99	$499.99	$569.99

Since Sep 28, 2026.

About this part

The Steel 223 Wylde 1-7 Twist 14.5" Stainless Barrel is a 14.5" 5.56 / .223 barrel from Proof Research. It's sold by 2 stores (1 in stock), from $499.99 to $569.00. The lowest in-stock price in the last 30 days was $499.99 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: 14.5" · Handguards

Specifications

Manufacturer: Proof Research
Platform: AR-15
Caliber: .223 Wylde
Barrel length: 14.5"

From the manufacturer

PROOF Research builds PR barrels with standard DPMS (TM) compatible barrel extensions and gas system lengths. High Pressure Bolt Recommended Mfg: Proof Research