Diamondback Firearms AR-10 / LR-308 .308 Win Threaded Rifle Barrel 13.5in Medium Profile Mid-Length 1-10 Twist 5/8x24 Thread 4150 CrMov Black Nitride

Name: Diamondback Firearms AR-10 / LR-308 .308 Win Threaded Rifle Barrel 13.5in Medium Profile Mid-Length 1-10 Twist 5/8x24 Thread 4150 CrMov Black Nitride
Brand: Diamondback
Availability: InStock

Diamondback · Barrels

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Best price

$123.99at Ammunition Depot

In stock checked Oct 21, 2026

Buy at Ammunition Depot

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Where to buy

Store	Price	Availability	Buy
Ammunition Depot Best price	$123.99checked Oct 21, 2026	In stock	Buy at Ammunition Depot
OpticsPlanet	$125.99Salechecked Oct 21, 2026	In stock	Buy at OpticsPlanet
Kentucky Gun Co	$128.80checked Oct 21, 2026	In stock	Buy at Kentucky Gun Co
Sportsman's Warehouse	$139.00checked Oct 21, 2026	In stock	Buy at Sportsman's Warehouse
Battlehawk Armory	$116.48Salechecked Oct 21, 2026	Check store	Buy at Battlehawk Armory
Palmetto State Armory	$155.99checked Oct 21, 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

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Lowest in-stock price in the last 30 days: $123.99 at Ammunition Depot. Dashed line = out of stock. Tracking since Oct 12, 2026.

Show the prices as a table

Store	Latest	Lowest	Highest
Ammunition Depot	$123.99	$123.99	$123.99
Battlehawk Armory	$116.48	$116.48	$116.48
Kentucky Gun Co	$128.80	$128.80	$128.80
OpticsPlanet	$125.99	$125.99	$148.99
Palmetto State Armory	$155.99	$155.99	$155.99
Sportsman's Warehouse	$139.00	$139.00	$139.00

Since Oct 12, 2026.

About this part

The Diamondback Firearms AR-10 / LR-308 .308 Win Threaded Rifle Barrel 13.5in Medium Profile Mid-Length 1-10 Twist 5/8x24 Thread 4150 CrMov Black Nitride is a 13.5" .308 / 7.62x51 barrel from Diamondback with a mid-length gas system. It's sold by 6 stores (4 in stock), from $116.48 to $155.99. The lowest in-stock price in the last 30 days was $123.99 at Ammunition Depot.

Fits and works with

Caliber: .308 / 7.62x51 · Shop matching ammo
Bolt: AR-10 (.308 / 6.5 CM) · Bolt carrier groups
Gas system: Mid-length · Handguards
Muzzle thread: 5/8x24 · Muzzle devices
Barrel length: 13.5" · Handguards

Specifications

Manufacturer: Diamondback
Color: Black
Platform: AR-10
Caliber: .308 / 7.62
Gas system: Mid
Barrel length: 13.5"
Thread pattern: 5/8 x 24

From the manufacturer

Diamondback Firearms AR-10 / LR-308 .308 Win Threaded Rifle Barrel 13.5in Medium Profile Mid-Length 1-10 Twist 5/8x24 Thread 4150 CrMov Black Nitride. 50in black nitride barrel from Diamondback Made of 4150 CMV with a mid-length gas system. Specifications for Diamondback Firearms AR-10 / LR-308 .308 Win Threaded Rifle Barrel: Manufacturer: Diamondback Firearms Color: Black Nitride Finish: Nitride Caliber: .308 Winchester Barrel Length: 13.5 in Barrel Profile: Medium Gas System Length: Mid Length Firearms Threads Per Inch: 5/8x24 Barrel Twist Rate: 1-10 Barrel Material: 4150 Chrome Moly Vanadium Gun Make: Diamondback Gun Model: DPMS LR-308 AR-10 Condition: New Package Contents: Diamondback Firearms AR-10 / LR-308 .308 Win Threaded Rifle Barrel What firearm models does the manufacturer say Diamondback Firearms AR-10 / LR-308 .308 Win Threaded Rifle Barrel is compatible with? The manufacturer suggests that Diamondback Firearms AR-10 / LR-308 .308 Win Threaded Rifle Barrel is compatible with AR-10 DPMS LR-308Diamondback Firearms 308M135M50B10: AR-10 / LR-308 .308 Win Threaded Rifle Barrel 13.5in Medium Profile Mid-Length 1-10 Twist 5/8x24 Thread 4150 CrMov Black Nitride