AR-15/M16 300 BLK S2W Hammer Forged Barrels - 10.3" S2W 300 BLK Barrel, 1-8 Twist
$323.49 at Ammunition Depot · 3 stores
In stock
Hammer Forged 16" S2W Carbine Length 300 BLK Barrel, 1-8 Twist
Daniel Defense · Barrels
No ratings yetBest price
$323.49at Ammunition Depot
In stock checked Oct 1, 2026
Where to buy
| Store | Price | Availability | Buy | Add to build |
|---|---|---|---|---|
| Ammunition Depot Best price | $323.49checked Oct 1, 2026 | In stock | Buy at Ammunition Depot | |
| Brownells | $348.00checked Oct 1, 2026 | In stock | Buy at Brownells | |
| Battlehawk Armory | $309.26Salechecked Oct 1, 2026 | Check store | Buy at Battlehawk Armory | |
| Palmetto State Armory | $353.99checked Oct 1, 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: $323.49 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 | $323.49 | $323.49 | $323.49 |
| Battlehawk Armory | $309.26 | $309.26 | $309.26 |
| Brownells | $348.00 | $348.00 | $348.00 |
| Palmetto State Armory | $353.99 | $353.99 | $353.99 |
Since Sep 27, 2026.
About this part
The Hammer Forged 16" S2W Carbine Length 300 BLK Barrel, 1-8 Twist is a 16" 300 Blackout barrel from Daniel Defense with a carbine gas system. It's sold by 4 stores (2 in stock), from $309.26 to $353.99. The lowest in-stock price in the last 30 days was $323.49 at Ammunition Depot.
Fits and works with
- Caliber
- 300 Blackout · Shop matching ammo
- Bolt
- Standard AR-15 (5.56 / 300 BLK / .350 Legend) · Bolt carrier groups
- Gas system
- Carbine · Handguards
- Barrel length
- 16" · Handguards
Specifications
- Manufacturer
- Daniel Defense
- Color
- Black
- Platform
- AR-15
- Caliber
- 300 Blackout
- Gas system
- Carbine
- Barrel length
- 16"
From the manufacturer
These barrels are cold hammer-forged from high-grade chromium-molybdenum-vanadium alloy steel for exceptional strength and accuracy potential-like a high-end match rifle barrel. Magnetic particle inspection (MPI) ensures there are no internal flaws in the metal. Durable manganese phosphate finish give excellent resistance to surface wear. Barrel extension has M4-type feed ramps. Choose caliber, profile, length, and gas block/sight base option to fit your needs. Strength 2 Weight 300 Blackout barrels features a 1-8 twist, and have a heavier profile, that tapers down towards the muzzle. This profile provides superior strength and rigidity. OD at gas block is .750". Mfg: Daniel Defense
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