Faxon Firearms .450 Bushmaster 4150 Nitride Gunner Barrel - 16"
$257.60 at Ammunition Depot · 5 stores
In stock
Best price
$339.99at Brownells
Out of stock checked Oct 22, 2026
In stock now instead
- Faxon Firearms .450 Bushmaster 4150 Nitride Gunner Barrel - 16" $257.60at Ammunition Depot
- APF Armory AR-15 450 Bushmaster Threaded Barrel 16in 1-24 Twist… $239.00at OpticsPlanet
- Shaw AR-15 450 Bushmaster Threaded Barrel No Flute 18in HBAR Pr… $212.40at OpticsPlanet
Where to buy
| Store | Price | Availability | Buy | Add to build |
|---|---|---|---|---|
| Brownells | $339.99checked Oct 22, 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.
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.
APF Armory AR-15 450 Bushmaster Threaded Barrel 16in 1-24 Twist 5/8x32 Black
$239.00 at OpticsPlanet
In stock
Shaw AR-15 450 Bushmaster Threaded Barrel No Flute 18in HBAR Profile 1-24 Twist 11/16-24 Thread Matte Stainless
$212.40 at OpticsPlanet
In stock Sale
Price history
Dashed line = out of stock. Tracking since Sep 28, 2026.
Show the prices as a table
| Store | Latest | Lowest | Highest |
|---|---|---|---|
| Brownells | $339.99 | $339.99 | $339.99 |
Since Sep 28, 2026.
About this part
The Stainless Steel 450 Bushmaster Barrel 16" Carbine Gas System is a 16" .450 Bushmaster barrel from Brownells with a carbine gas system. One store lists it, Brownells at $339.99.
Fits and works with
- Caliber
- .450 Bushmaster · Shop matching ammo
- Bolt
- .458 SOCOM / .450 Bushmaster · Bolt carrier groups
- Gas system
- Carbine · Handguards
- Barrel length
- 16" · Handguards
Specifications
- Manufacturer
- Brownells
- Platform
- AR-15
- Caliber
- .450 Bushmaster
- Gas system
- Carbine
- Barrel length
- 16"
- Twist rate
- 1:14
From the manufacturer
The Brownells .450 Bushmaster AR-15 barrel is a great addition to any AR build collection, giving you all of the performance you need out of a barrel that won't break the bank. The Brownells .450 Bushmaster AR-15 barrel features a button-rifled design that is machined from stress-relieved 4150 GBQ mil-spec steel, using a common .875-inch gas-block journal that's compatible with many aftermarket components. Features 1:14 rate of twist Threaded for suppressor use 11/16x24 muzzle thread pitch Includes nitride coating for corrosion resistance Machined with 11-degree target crown The Brownells .450 Bushmaster AR-15 barrel is magnetic particle Mfg: Brownells
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