Diamondback DB10 8.6 BLK 12in Black
The Diamondback DB10 8.6 BLK 12in Black is a 8.6 BLK semi-automatic handguns from Diamondback Firearms. It is available from 10 vendors at $1080.49 to $1210.

Product Information
Name: Diamondback DB10 8.6 BLK 12in Black
Brand: Diamondback Firearms
Category: Semi-Automatic Handguns
Caliber: 8.6 BLK
Barrel Length: 12"
UPC: 810035754461
SKU: UCEGBnTRt
Description
The Diamondback DB10 is a semi-auto pistol chambered in 8.6 BLK with a 12-inch threaded barrel. It uses an SBA5 brace and has a 20+1 round capacity. Polymer grips and a black finish are noted across vendor titles. (Note: UPC has conflicting titles mixing DB10 8.6 BLK and DB15 5.56 listings; DB10 8.6 BLK is the majority.)
Key Specifications
- Brand: Diamondback
- Model: DB10
- Caliber: 8.6 BLK
- Action: Semi Auto
- Capacity: 20+1
- Barrel Length: 12 inches
- Color/Finish: Black
Detailed Features
- 12-inch threaded barrel
- SBA5 brace
- 20+1 round capacity
- Polymer grips
- Black finish
Complete Specifications
| Caliber | 8.6 BLK |
| Model | DB10 |
| Barrel length | 12" |
| Action | Semi Auto |
| Color | Black |
Frequently Asked Questions
What caliber is the DB10?
The DB10 is chambered in 8.6 BLK.
Who makes the DB10?
The DB10 is made by Diamondback.
What type of firearm is the DB10?
The DB10 is a semi-automatic pistol.
What is the barrel length of the DB10?
The DB10 has a 12-inch threaded barrel.
How many rounds does the DB10 hold?
The DB10 has a 20+1 round capacity.
Is the DB10 threaded?
Yes, the DB10 has a threaded barrel.
Where can I buy the DB10?
Compare current vendor offers on this page.
What Reviewers Say
Quoted verbatim from YouTube reviews. Each link opens the video at the moment quoted.
I love the way the gun feels. It's balanced well, especially with the suppressor on it. It feels nice.
I'm not gonna say it's a great gun yet because I haven't been able to put too many R rounds down range and I have had some issues with it. The Fort Scott TUI ammo would not group whatsoever.
I've had a couple bullets or brass get jammed in the chamber to the point where the bolt hooked the bullet would not come back out. Could not pull it out by hand.
If you plan on saving money by running 6.5 Creedmore brass and reloading that, just keep in mind that you will have to turn the necks on 90% of the brass that you get.
Customers Say
AI-generated insights derived from customer reviews and discussions on popular gun-enthusiast forums.
DB10 owners in the 8.6 BLK configuration typically want a compact pistol platform with a threaded barrel for suppressor use. The SBA5 brace gets consistent marks for adjustability and stability. Owners note the 12-inch barrel and 8.6 BLK combination works well for the platform's intended role.
Reliability is reported as solid once owners settle on a preferred magazine and load combination. Break-in is mentioned as a factor before the action runs smoothly, though most owners report no persistent issues. The polymer grips draw modest criticism for feel under extended sessions.
The DB10 competes in a field with established AR-pattern pistol alternatives. Owners who want 8.6 BLK in a compact pistol format find the DB10 a practical option at its price point. The recurring complaint is that Diamondback customer service can be slow to respond on warranty matters.
Where to Buy - 10 Offers Available
Price Range: $1080.49 - $1210
| Vendor | Price | Condition | Link |
|---|---|---|---|
| Buds Gun Shop | $1080.49 | New | Buy Now |
| Guns Com | $1088.99 | New | Buy Now |
| Impactguns Com | $1101.19 | New | Buy Now |
| Shootingsurplus Com | $1103.85 | New | Buy Now |
| Kygunco Com | $1118.7 | New | Buy Now |
| Centerfiresystems Com | $1118.99 | New | Buy Now |
| Globalordnance Com | $1138.5 | New | Buy Now |






















