DIA DB175AK271 5.56 DB15 A2 16 30R MOE BLK/PRPL

Description

The DIA DB175AK271 5.56 DB15 A2 16 30R MOE BLK/PRPL is a Sports South Exclusive Diamondback DB15 rifle built entirely in the USA. This carbine-length AR-15 features a 16-inch 4150 CrMov barrel, a shot-peened and MPI-tested Mil Spec 8620 carrier BCG, and a forged 7075 T-6 aluminum upper receiver with T-Marks. The Magpul MOE furniture—including a 7-inch M-Lok handguard with vertical foregrip, MOE grip, and MOE carbine stock—makes it a practical, ready-to-run platform for traditional shooters who value American-made quality and straightforward reliability.

Specification	Detail
Manufacturer	Diamondback Firearms
Model	DB15 A2
Material	4150 CrMov barrel, 7075 T-6 aluminum upper/lower
Compatibility	5.56 NATO / .223 Rem, AR-15 platform
Finish	Black anodized upper/lower, black nitride barrel (per manufacturer specs)
Weight	6.8 lbs (approx., per manufacturer specs)
Condition	New

Key Features

• 16-inch 4150 CrMoV barrel — why it matters: this mil-spec steel offers a solid balance of accuracy and durability for range work and field use, holding up to sustained strings of fire.
• Shot-peened and MPI-tested BCG — why it matters: each bolt carrier group is individually inspected for cracks and material integrity, reducing the risk of failure during hard use.
• Magpul MOE furniture package — why it matters: the MOE 7-inch M-Lok handguard, vertical foregrip, grip, and carbine stock provide a comfortable, modular setup without needing aftermarket upgrades.
• A3 flattop upper with T-Marks — why it matters: the forged 7075 T-6 aluminum receiver has laser-engraved T-Marks for repeatable optic mounting, a standard for precision-minded shooters.
• Includes one Magpul Gen M2 PMAG 30-round magazine — why it matters: you get a proven, reliable magazine right out of the box, saving you the cost of a separate purchase.

Who It’s For

This rifle is for the traditional shooter who wants a no-frills, American-made AR-15 with quality materials and Magpul furniture. It fits the buyer who values function over flash—someone who plans to use it for target shooting, plinking, or as a dependable home defense carbine.

Pros and Cons

• Pro: All parts are US-made, including the barrel and BCG, which means consistent quality control and easier parts sourcing.
• Pro: The Magpul MOE furniture is a proven upgrade over basic plastic stocks and handguards, offering better ergonomics and heat protection.
• Con: The rifle ships with only A2 front sights—no rear sight is included, so you’ll need to add a carry handle or optic for a complete sight picture.

Comparison

Feature	Diamondback DB15 A2	Geissele Super Duty 16″	Zev Technologies OZ-9C
Barrel material	4150 CrMoV	4150 CrMoV, chrome-lined	416R stainless
Gas system	Carbine-length	Mid-length	Not applicable (pistol)
Furniture	Magpul MOE	Geissele MK16 handguard	Zev Grip module
Price point	~$618	~$1,900	~$1,200
Includes rear sight	No	No	Yes

FAQ

What is the barrel twist rate on the DB15?

Per Diamondback specs, the 16-inch barrel has a 1:8 twist rate, which stabilizes both 55-grain and 62-grain bullets well for general shooting.

Does this rifle come with a rear sight?

No, it includes only an A2 front sight. You will need to purchase a rear sight, such as a carry handle or flip-up sight, to complete the iron sight setup.

Can I change the handguard to a different length?

Yes, the barrel nut is standard AR-15 pattern, so you can swap the 7-inch M-Lok handguard for any aftermarket handguard of your choice.

Is this rifle California-legal?

As a standard-capacity semi-auto with a 30-round magazine, it does not meet California’s current regulations. Check your local laws before ordering.

Ready to Order

This Diamondback DB15 is a Sports South exclusive, built in the USA with a 4150 CrMoV barrel, Magpul MOE furniture, and a tested BCG. At $618, it’s a solid entry-level to mid-range AR-15 for shooters who want American quality without the premium price tag. Last updated: April 2026.

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