Best price
$149.99at Brownells
In stock checked Oct 1, 2026
Where to buy
| Store | Price | Availability | Buy | Add to build |
|---|---|---|---|---|
| Brownells | $149.99checked Oct 1, 2026 | In 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
Lowest in-stock price in the last 30 days: $149.99 at Brownells. Dashed line = out of stock. Tracking since Sep 27, 2026.
Show the prices as a table
| Store | Latest | Lowest | Highest |
|---|---|---|---|
| Brownells | $149.99 | $149.99 | $149.99 |
Since Sep 27, 2026.
About this part
The 10mm Auto Barrel 10.5" 1-16 Twist 4150 Steel is a 10.5" 10mm barrel from Brownells with a carbine gas system. One store lists it, Brownells at $149.99. The lowest in-stock price in the last 30 days was $149.99 at Brownells.
Fits and works with
- Caliber
- 10mm · Shop matching ammo
- Bolt
- 10mm · Bolt carrier groups
- Gas system
- Carbine · Handguards
- Barrel length
- 10.5" · Handguards
Specifications
- Manufacturer
- Brownells
- Platform
- AR-9
- Caliber
- 10mm
- Gas system
- Carbine
- Barrel length
- 10.5"
- Twist rate
- 1:16
From the manufacturer
The Brownells 10mm Auto AR-15 barrel allows fans of the powerhouse 10mm cartridge to built an AR-style carbine or pistol chambered in their favorite pistol round, enhancing its usability with a new platform. The Brownells 10mm Auto AR-15 barrel is machined from triple stress-relieved 4150 steel, which features a nitride coating for added strength. Each barrel comes equipped with 360-degree feed ramps and a hand-polished chamber that ensures reliable extraction. Features 1:16 rate of twist Designed to work with any blowback .40 S&W bolt-carrier group Features 11-degree target crown Includes threaded muzzle with 5/8x24 TPI thread pitch The Brownells Mfg: Brownells
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