AR-15/M16 5.56 Hammer Forged Barrels - 10.3" Government Carbine 5.56 Barrel, 1-7 Twist

Name: AR-15/M16 5.56 Hammer Forged Barrels - 10.3" Government Carbine 5.56 Barrel, 1-7 Twist
Brand: Daniel Defense
Availability: InStock

Daniel Defense · Barrels

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AR-15/M16 5.56 Hammer Forged Barrels - 10.3" Government Carbine 5.56 Barrel, 1-7 Twist

Best price

$365.00at Brownells

In stock checked Nov 14, 2026

Buy at Brownells

Compare 10 stores

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
Muzzle thread: 1/2x28 · Muzzle devices
Barrel length: 10.3" · Handguards

Specifications

Manufacturer: Daniel Defense

Compatibility

Caliber: 5.56 mm NATO
Chamber: 5.56 NATO
Gas system: Carbine
Gas block journal: .750
Muzzle thread: ½ x 28
Platform: AR-15

Dimensions and weight

Barrel length: 10.3"

Materials and features

Twist rate: 1:7
Profile: Government
Barrel steel: 4150 CMV
Finish / lining: Phosphate
Color: Silver / Stainless

Where to buy

Store	Price	Availability	Buy
Brownells Best price 17.76% off · ends Nov 15 · exclusions apply	$365.00checked Nov 14, 2026	In stock	Buy at Brownells
Ammunition Depot	$365.00checked Nov 8, 2026	In stock	Buy at Ammunition Depot
MidwayUSA	$365.00checked Nov 14, 2026	In stock	Buy at MidwayUSA
Battlehawk Armory	$317.39Salechecked Nov 8, 2026	Check store	Buy at Battlehawk Armory
AR15Discounts 5% off	$327.00checked Nov 14, 2026	Check store	Buy at AR15Discounts
Dirty Bird	$327.00checked Nov 14, 2026	Check store	Buy at Dirty Bird
GrabAGun	$339.99Salechecked Nov 14, 2026	Check store	Buy at GrabAGun
Palmetto State Armory	$365.99checked Nov 7, 2026	Check store	Buy at Palmetto State Armory
OpticsPlanet	$365.00Salechecked Nov 14, 2026	Out of stock	Buy at OpticsPlanet
Kentucky Gun Co	$365.00checked Nov 14, 2026	Out of stock	Buy at Kentucky Gun Co

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

Show

Lowest in-stock price in the last 30 days: $348.00 at Kentucky Gun Co. Dashed line = out of stock. Tracking since Sep 27, 2026.

Show the prices as a table

Store	Latest	Lowest	Highest
AR15Discounts	$327.00	$327.00	$327.00
Ammunition Depot	—	$365.00	$365.00
Battlehawk Armory	—	$283.88	$325.09
Brownells	$365.00	$365.00	$365.00
Dirty Bird	$327.00	$327.00	$327.00
GrabAGun	$339.99	$339.99	$339.99
Kentucky Gun Co	$365.00	$348.00	$365.00
MidwayUSA	$365.00	$365.00	$365.00
OpticsPlanet	$365.00	$365.00	$365.00
Palmetto State Armory	—	$348.99	$365.99

Since Sep 27, 2026.

About this part

The AR-15/M16 5.56 Hammer Forged Barrels - 10.3" Government Carbine 5.56 Barrel, 1-7 Twist is a 10.3" 5.56 / .223 barrel from Daniel Defense with a carbine gas system. It's sold by 10 stores (3 in stock), from $317.39 to $365.99. The lowest in-stock price in the last 30 days was $348.00 at Kentucky Gun Co.

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 and length. 5.56x45 barrels come in 10.5", 14.5" and 16" lengths, with the shorter barrels featuring carbine length gas system. Barrels are available in lightweight or government contours, and M4 for the 14.5" length. OD at gas block is .750". Mfg: Daniel Defense These barrels are not dimpled or marked for the gas block.