Chrome Lined Barrel .223 Wylde 10.5" 1-8 Carbine Length Black
$297.99 at OpticsPlanet · 3 stores
In stock Sale
Best price
$298.49at Ammunition Depot
In stock checked Sep 29, 2026
Where to buy
| Store | Price | Availability | Buy | Add to build |
|---|---|---|---|---|
| Ammunition Depot Best price | $298.49checked Sep 29, 2026 | In stock | Buy at Ammunition Depot | |
| Brownells | $299.99checked Oct 1, 2026 | In stock | Buy at Brownells | |
| MidwayUSA | $310.99checked Oct 1, 2026 | In stock | Buy at MidwayUSA | |
| Battlehawk Armory | $280.79Salechecked Sep 30, 2026 | Check store | Buy at Battlehawk Armory | |
| Palmetto State Armory | $325.99checked Sep 28, 2026 | Check store | Buy at Palmetto State Armory |
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
Lowest in-stock price in the last 30 days: $298.49 at Ammunition Depot. Dashed line = out of stock. Tracking since Sep 27, 2026.
Show the prices as a table
| Store | Latest | Lowest | Highest |
|---|---|---|---|
| Ammunition Depot | $298.49 | $298.49 | $298.49 |
| Battlehawk Armory | $280.79 | $280.79 | $280.79 |
| Brownells | $299.99 | $299.99 | $299.99 |
| MidwayUSA | $310.99 | $310.99 | $310.99 |
| Palmetto State Armory | $325.99 | $325.99 | $325.99 |
Since Sep 27, 2026.
About this part
The M4cqb Replacement Barrel Assembly 10.3in is a 10.3" 5.56 / .223 barrel from Colt with a carbine gas system. It's sold by 5 stores (3 in stock), from $280.79 to $325.99. The lowest in-stock price in the last 30 days was $298.49 at Ammunition Depot.
Fits and works with
- Caliber
- 5.56 / .223 · Shop matching ammo
- Bolt
- Standard AR-15 (5.56 / 300 BLK / .350 Legend) · Bolt carrier groups
- Gas system
- Carbine · Handguards
- Barrel length
- 10.3" · Handguards
Specifications
- Manufacturer
- Colt
- Platform
- AR-15
- Caliber
- 5.56 mm NATO
- Gas system
- Carbine
- Barrel length
- 10.3"
- Twist rate
- 1:7
From the manufacturer
Whether you've got an AR-style pistol or a short-barreled rifle that needs a new barrel or a brand-new build that demands a high-quality barrel, Colt's M4CQB OEM barrel is available as a dedicated add-on or replacement component straight from the same line that produces barrels for Colt's factory guns. Each Colt AR-15 M4CQB Barrel features six-groove rifling with a 1:7-inch rate of twist. The barrels include M4-style feed ramps and have a chrome lining that prevents corrosion. Each barrel is set up for a carbine-length gas system and features 1/2""-28 TPI threading at the muzzle. Colt's M4CQB Barrels are available in 10.3-inch lengths and can be had as Mfg: Colt
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