Diamondback DB15 5.56 NATO 16in FDE
The Diamondback DB15 5.56 NATO 16in FDE is a 5.56 NATO ar style rifles from Diamondback Firearms. It is available from 2 vendors at $1014 to $1050.99.

Product Information
Name: Diamondback DB15 5.56 NATO 16in FDE
Brand: Diamondback Firearms
Category: AR Style Rifles
Caliber: 5.56 NATO
Barrel Length: 16"
UPC: 810035756199
SKU: UCEGBnTtv
Description
The Diamondback DB15 is an AR-pattern semi-automatic rifle chambered in 5.56 NATO with a 16-inch barrel. It has a Brown Cerakote finish with Flat Dark Earth furniture, including a Magpul CTR stock and M-Lok handguard. The receiver is 7075-T6 aluminum with a Magpul MOE K2 FDE grip and ships with a 30-round magazine.
Key Specifications
- Brand: Diamondback
- Model: DB15
- Caliber: 5.56 NATO
- Action: Semi Auto
- Barrel Length: 16 in
- Capacity: 30+1 rounds
- Color/Finish: Flat Dark Earth / Brown Cerakote
Detailed Features
- 16-inch barrel with Black Nitride finish
- 7075-T6 aluminum upper and lower receivers
- M-Lok handguard for accessory mounting
- Magpul CTR stock and MOE K2 FDE grip
- Ships with 30-round magazine
Complete Specifications
| Caliber | 5.56 NATO |
| Model | DB15 |
| Barrel length | 16" |
| Action | Semi Auto |
| Color | FDE |
Frequently Asked Questions
What caliber is the Diamondback DB15?
The Diamondback DB15 is chambered in 5.56 NATO.
What type of firearm is the DB15?
It is an AR-pattern semi-automatic rifle in the AR Style Rifles category, with an M-Lok handguard and a 16-inch barrel.
Who makes the DB15?
The DB15 is made by Diamondback.
What is the barrel length of the Diamondback DB15?
The DB15 has a 16-inch barrel with a Black Nitride finish.
How many rounds does the Diamondback DB15 hold?
It ships with a 30-round magazine and has a 30+1 round capacity.
What stock does the Diamondback DB15 come with?
It comes with a Magpul CTR stock and a Magpul MOE K2 FDE grip.
What finish does the Diamondback DB15 have?
It has a Brown Cerakote finish with Flat Dark Earth furniture.
Where can I buy the Diamondback DB15?
Compare current vendor offers on this page.
Customers Say
AI-generated insights derived from customer reviews and discussions on popular gun-enthusiast forums.
Owners of the DB15 generally regard it as a solid AR-pattern rifle for the price. The Flat Dark Earth Cerakote finish gets consistent praise for its appearance and durability, and the Magpul furniture is seen as a genuine upgrade over mil-spec plastics.
Ergonomics draw favorable comments. The M-Lok handguard gives plenty of real estate for lights or grips without excessive weight, and the 16-inch barrel makes the DB15 comfortable to run at the range or in the field.
The common criticism is that quality control can be uneven across production runs. Some owners report needing to break in the rifle before it runs reliably; others say it ran fine out of the box. Aftermarket support is good since it takes standard AR-15 components.
Where to Buy - 2 Offers Available
Price Range: $1014 - $1050.99
| Vendor | Price | Condition | Link |
|---|---|---|---|
| Grabagun Com | $1014 | New | Buy Now |
| Guns Com | $1050.99 | New | Buy Now |




















