Description
The Diamondback DB10 86 Blackout 12 is a pistol from Diamondback Firearms chambered in 8.6 Blackout with a 12 inch barrel and a black hardcoat anodize finish. It holds 20+1 rounds. This listing is UPC 810035754461, Diamondback Firearms part number DB1200W001.

Diamondback DB10 86 Blackout 12 Overview
The DB10 is a Diamondback pistol built for duty, home defense and range use. A good handgun should be reliable with a wide range of ammo, easy to shoot accurately and simple to maintain, and that is what this model is built to deliver.
Action and Controls
The DB10 runs on a Semi-Auto action system with a Mil-Spec trigger. It holds 20+1 rounds using magpul gen M3 PMAG. The safety is thumb. Practice your trigger press and reloads until they feel natural.
Barrel and Sights
The 12 inch barrel is chrome moly vanadium with a medium taper threaded profile and a 1:3″ twist. Check that your front sight is crisp in focus as you press the trigger, which is the key to accuracy with any handgun.
Frame, Slide and Finish
The frame is aluminum. The finish is Black Hardcoat Anodize with Black Nitride. Grips are Magpul MOE K2.
Size and Carry
Overall length is 28.50″ – 31″, height is 7.5″. It weighs about 7.20 lbs. That size gives a full grip and a longer sight radius for steady shooting at the range and at home.
Ammo and Practice
Feed this pistol quality factory ammo from a known brand. Shoot a few hundred rounds of practice ammo and at least a box of your chosen defensive load to confirm it runs reliably before you trust it for protection.
The 8.6 Blackout
The 8.6 Blackout is a proven chambering. Match your ammunition to your use, and practice with the same loads you plan to rely on.
Home Defense and Range Use
This pistol is a solid choice for home defense, range practice and many kinds of competition. For home defense, keep it in a quick access safe and pick a quality defensive load.
Holsters and Accessories
Plan on a quality holster made for this exact model, a magazine pouch, a lock or quick access safe, and eye and ear protection. A weapon light and a red dot are popular upgrades if the gun is set up for them.
Buying Tips
Pick up extra magazines, a quality holster and plenty of practice ammo. If you are new to handguns, a basic safety class is a smart first step.
Care and Value
Clean the bore and action after each range trip or hunt, keep moving parts lightly oiled and wipe the finish after handling. A well kept Diamondback holds its value.
State Laws
Handgun laws vary by state, including magazine limits, approved roster lists and carry permits. Check your local law before you buy. Pennsylvania buyers can transfer at our Collegeville shop or at any FFL.
Ordering and Transfer
When you order a firearm from MAG5 Firearms, we ship it to the licensed dealer you choose. Your dealer completes the ATF Form 4473 and the background check, and may charge a transfer fee. Local buyers can complete the transfer at our shop. Bring a valid ID, and check your state waiting period before you plan a hunt or a range trip.
Specifications
- Manufacturer: Diamondback Firearms
- Model: DB10
- UPC: 810035754461
- Manufacturer Part Number: DB1200W001
- Model: DB10
- Caliber: 8.6 Blackout
- Barrel Length Range: 12″ to 12.99″
- Operating System: Direct Impingement
- Capacity: 20+1
- Stock Material: Synthetic
- Action: Semi-Auto
- OAL: 28.50″ – 31″
- Sights: None
- Barrel Finish: Black Nitride
- Barrel Material: Chrome Moly Vanadium
- Muzzle: Thread Protector
- Twist: 1:3″
- Receiver Description: Picatinny Rail
- Magazine Type: Magpul Gen M3 PMAG
- Grips: Magpul MOE K2
- Handguards: M-LOK
- Height: 7.5″
- Receiver Material: Aluminum
- Safety: Thumb
- Thread Pattern: 5/8″x24
- Stock Description: SB Tactical SBA5 Brace
- Barrel Description: Medium Taper Threaded
- Barrel Length: 12″
Before You Buy
Federal law requires this firearm to ship to a licensed FFL dealer for transfer with a background check. Buyers must be 21 or older for a handgun transfer from a dealer. Photos may show a similar model; check the specifications for exact details.
Who It Is For
The Diamondback DB10 86 Blackout 12 is a great fit for shooters who want a dependable handgun for home defense, range days and competition.
Buy the Diamondback DB10 86 Blackout 12 at MAG5 Firearms
MAG5 Firearms is a family-owned FFL in Collegeville, Pennsylvania. Order the Diamondback DB10 86 Blackout 12 online and ship it to your local FFL dealer, or browse our full selection of firearms for more handguns. For factory details, visit Diamondback Firearms.







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