Best price
$115.00at Brownells
In stock Lowest in 30 dayschecked Nov 13, 2026
Fits and works with
- Caliber
- 9mm · Shop matching ammo
- Bolt
- 9mm · Bolt carrier groups
- Gas system
- Carbine · Handguards
- Muzzle thread
- 1/2x28 · Muzzle devices
- Barrel length
- 8.5" · Handguards
Specifications
- Manufacturer
- Faxon Firearms
- Color
- Black
- Platform
- AR-9
- Caliber
- 9mm
- Gas system
- Carbine
- Barrel length
- 8.5"
- Twist rate
- 1:10
- Thread pattern
- ½ x 28
Where to buy
| Store | Price | Availability | Buy | Add to build |
|---|---|---|---|---|
| Brownells Best price 17.76% off · ends Nov 15 · exclusions apply | $115.00checked Nov 13, 2026 | In stock | Buy at Brownells | |
| OpticsPlanet | $115.00Salechecked Nov 13, 2026 | In stock | Buy at OpticsPlanet | |
| Ammunition Depot | $115.00checked Nov 13, 2026 | In stock | Buy at Ammunition Depot | |
| MidwayUSA | $115.00checked Nov 13, 2026 | In stock | Buy at MidwayUSA | |
| Battlehawk Armory | $93.89Salechecked Nov 13, 2026 | Check store | Buy at Battlehawk Armory | |
| AR15Discounts 5% off | $115.00checked Nov 13, 2026 | Check store | Buy at AR15Discounts | |
| Dirty Bird | $115.00checked Nov 13, 2026 | Check store | Buy at Dirty Bird | |
| GrabAGun | $115.00checked Nov 13, 2026 | Check store | Buy at GrabAGun | |
| Palmetto State Armory | $115.99checked Nov 13, 2026 | Check store | Buy at Palmetto State Armory | |
| Faxon Firearms | $119.00checked Nov 13, 2026 | Check store | Buy at Faxon Firearms |
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: $115.00 at Ammunition Depot. Dashed line = out of stock. Tracking since Sep 27, 2026.
Show the prices as a table
| Store | Latest | Lowest | Highest |
|---|---|---|---|
| AR15Discounts | $115.00 | $99.95 | $115.00 |
| Ammunition Depot | $115.00 | $115.00 | $115.00 |
| Battlehawk Armory | $93.89 | $93.89 | $102.19 |
| Brownells | $115.00 | $115.00 | $115.00 |
| Dirty Bird | $115.00 | $115.00 | $115.00 |
| Faxon Firearms | $119.00 | $119.00 | $119.00 |
| GrabAGun | $115.00 | $115.00 | $115.00 |
| MidwayUSA | $115.00 | $115.00 | $115.00 |
| OpticsPlanet | $115.00 | $103.50 | $115.00 |
| Palmetto State Armory | $115.99 | $107.99 | $115.99 |
Since Sep 27, 2026.
About this part
The Duty 9mm 8.5" 1-10 Twist Tapered Contour Bbl Nitride is an 8.5" 9mm barrel from Faxon Firearms with a carbine gas system. It's sold by 10 stores (4 in stock), from $93.89 to $119.00. The lowest in-stock price in the last 30 days was $115.00 at Ammunition Depot.
From the manufacturer
Faxon Firearm's 9mm barrels are manufactured from 4150 GBQ Steel. For AR Carbines, they use 1/10 twist to ensure stabilization across all grains of 9mm loadings. Further, they feature QPQ Black Nitride or FDE coating for superior corrosion resistance and longevity. Muzzles have A 1/2" x 28 threads, are target crowned, and have concentric threads ready for suppressor use. All barrels are fully magnetic particle inspected. Note: While the barrels are threaded to 1/2-28 please make sure to use the proper diameter muzzle device. Mfg: Faxon Firearms
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