Diamondback Firearms DB10
- Category
- Rifle
- Barrel
- 406 mm
- Weight, empty
- 3.72 kg
- Introduced
- 2018
About
What it is, and why it matters
The Diamondback DB10 is an AR-10-pattern direct-impingement rifle chambered in .308 Winchester, with variants in 6.5 Creedmoor and 8.6 Blackout. Built on forged 7075-T6 receivers with a 16 in 4150 CrMoV nitride barrel, mid-length gas system, free-float M-LOK handguard, mil-spec BCG and Magpul MOE furniture, it delivers full-power-rifle performance in a configurable package offered in 13.5, 16, 18 and 20 in barrel lengths across the Carbon, Diamond and Black Gold series.
Founded in 2009 in Cocoa, Florida, Diamondback Firearms grew from a subcompact-pistol maker into a full-line manufacturer of AR-pattern rifles, pistols and rimfire revolvers, all produced domestically in the USA.
MSRP approx. $1,035 (Carbon 16 in .308). SKU DB1018C001. Also offered in 6.5 Creedmoor and 8.6 Blackout, and in multiple barrel lengths and finishes.
Specification
Everything measured
IdentityWhat it is, who built it and when.
- Manufacturer
- Diamondback Firearms
- Category
- Rifle
- Country
- United States
- Status
- In production
- Produced
- 2018
DimensionsAs issued, without a magazine or an optic.
- Barrel
- 406 mm
- Overall length
- 791 mm
- Weight, empty
- 3.72 kg
ActionHow it cycles, what trips it, and what feeds it.
- Action
- Gas operated direct impingement
- Firing mechanism
- Closed bolt
- Trigger
- Single stage
- Capacity
- 20
- Magazine
- Detachable box
MaterialsEach swatch is the material itself, not a colour chosen to stand for it.
- Frame
- Aluminum
- Barrel
- Chrome moly vanadium steel
- Stock
- Polymer
- Finish
- Hardcoat anodized
BallisticsFrom the service cartridge, not a handload.
- Muzzle velocity
- 820 m/s
- Effective range
- 600 m
Trajectory
What the round does downrange
Solved from the muzzle figures and the bullet. The dashed rule is the effective range on the record, and the crosses are the steps the solver returned.
Features
What it has
What the record lists as fitted, drawn from the catalogue.
Accessory rail
M lok handguard
Collapsible stock
Flash hider
Threaded barrel
Forward assist
Dust cover
Standing
How it compares
Each figure against the firearms of the same type and cartridge that record it, or of the same type where that cartridge has too few. Positions are read to the nearest tenth.
| Measurement | This firearm | Median | Position |
|---|---|---|---|
| Empty weightAmong 157 .308 Winchester rifles | 3.72 kg | 3.22 kg | Heavier than about 80% |
| Overall lengthAmong 146 .308 Winchester rifles | 791 mm | 1067 mm | Among the shortest tenth |
| Barrel lengthAmong 166 .308 Winchester rifles | 406 mm | 559 mm | Among the shortest tenth |
| Magazine capacityAmong 162 .308 Winchester rifles | 20 | 5 | Among the largest capacities |
Its place in the rankings
Answers
Questions about the Diamondback Firearms DB10
How much does the Diamondback Firearms DB10 weigh?
The Diamondback Firearms DB10 weighs 3.72 kg (8.20 lb) empty.
What caliber is the Diamondback Firearms DB10?
The Diamondback Firearms DB10 is chambered in .308 Winchester.
How many rounds does the Diamondback Firearms DB10 hold?
The Diamondback Firearms DB10 holds 20 rounds, fed from a detachable box magazine.
How long is the Diamondback Firearms DB10?
The Diamondback Firearms DB10 is 791 mm (31.1 in) long overall, with a 406 mm (16.0 in) barrel.
Who makes the Diamondback Firearms DB10?
The Diamondback Firearms DB10 is made by Diamondback Firearms (United States).
When was the Diamondback Firearms DB10 introduced?
The Diamondback Firearms DB10 was introduced in 2018.
How does the Diamondback Firearms DB10 operate?
The Diamondback Firearms DB10 uses a gas operated direct impingement action, and its firing mechanism is closed bolt.
Compatibility
Which parts fit this firearm
Studio
Every part that mounts on this, resolved
Not a list the maker typed out: the answer comes from the mounts this firearm exposes and the interface each part needs, so it stays right when either one changes.
- Every part that mounts on any firearm in the catalogue
- Interface standards, platforms and fit overrides
- The same answers through the API and the MCP server
Requires a signed-in GunSpec account on the Studio plan. The answer is computed per part, so it is not part of the public record.
Provenance
What the record holds
Every figure above was taken from one of these pages. The confidence reflects how much of the record came from a page a claim can be checked against.
Provenance
Confidence in this record
80%
Stockists
Where to buy
Offers link straight to the shop. GunSpec never takes the order.
No shop has listed this firearm yet
Stock and prices come from the shops themselves. If you sell this firearm, you can list it and it appears here.
List a firearmMCP
Ask an assistant about it
The same record, reached the way a person asks for it rather than the way a program does.
Ask GunSpec
Works with
Point an MCP client at GunSpec and it answers from the catalogue rather than from memory. A free key covers the read tools.
API
The call that returns this record
The same fields, in the same units, from the same endpoint the page reads.
curl --request GET \ --url 'https://api.gunspec.io/v1/firearms/diamondback-db10' \ --header 'X-API-Key: your_key'{ "id": "diamondback-db10", "name": "Diamondback Firearms DB10", "manufacturer": { "id": "diamondback", "name": "Diamondback Firearms", "countryCode": "US", "foundedYear": 2009, "website": "https://www.diamondbackfirearms.com", "logoUrl": null, "description": null, "status": null, "defunctYear": null, "stateOwned": null, "makesFirearms": null, "parentId": null, "predecessorId": null, "createdAt": "2026-02-18 03:40:42", "updatedAt": "2026-02-18 03:43:46", "version": "245a4d5f5ffc5204ba388fe1b03065815b2895500ff4836d15d9cb1c2935e92f" }, "category": { "id": "rifle", "name": "Rifle", "description": "Long-barreled firearms designed for accurate shooting" }, "country_of_origin": "US", "year_introduced": 2018, "barrel_length_mm": 406, "weight_empty_g": 3719, "action_type": "gas_operated_direct_impingement"}