# Diamondback DB15 338 ARC 10.5in Black

**Brand:** Diamondback Firearms
**Category:** AR Style Rifles

## Specifications

- **Barrel Length:** 10.5"
- **UPC:** 810035756588
- **SKU:** UCEGBnU0C

## Description

The Diamondback DB15 is an AR-pattern pistol chambered in 338 ARC with a 10.5-inch barrel and a black anodized finish. It ships with an SB Tactical SBA5 brace, an M-LOK handguard, and a Magpul grip. The magazine capacity is 26 rounds.

### Key Specifications
- **Brand**: Diamondback
- **Model**: DB15
- **Caliber**: 338 ARC
- **Action**: Semi Auto
- **Capacity**: 26+1
- **Barrel Length**: 10.5 in
- **Color/Finish**: Black Anodized

### Detailed Features
- 10.5-inch barrel in a compact AR pistol configuration; transfer of this short-barreled configuration requires additional federal paperwork
- SB Tactical SBA5 stabilizing brace included
- M-LOK handguard for accessory mounting
- Magpul grip
- Black anodized receiver finish

## Frequently Asked Questions

**Q: What caliber is the DB15?**

A: The DB15 in this configuration is chambered in 338 ARC.

**Q: Who makes the DB15?**

A: The DB15 is made by Diamondback.

**Q: What type of firearm is the DB15?**

A: It is an AR-pattern pistol in the AR Style Rifles category.

**Q: What is the barrel length of the DB15?**

A: The DB15 has a 10.5-inch barrel.

**Q: How many rounds does the DB15 hold?**

A: It ships with a 26+1 round capacity.

**Q: What accessories come with the DB15?**

A: This DB15 includes an SB Tactical SBA5 stabilizing brace, an M-LOK handguard, and a Magpul grip.

**Q: Where can I buy the DB15?**

A: Compare current vendor offers on this page.

## What Customers Say

*AI-generated insights from customer reviews*

Owners of the DB15 in 338 ARC tend to cite the caliber choice as the main draw: the cartridge delivers more energy out of a short barrel than a standard 5.56 build, and the 10.5-inch package keeps things compact. Reliability feedback is generally positive, with most owners reporting consistent cycling across a range of 338 ARC loads.

The brace configuration draws a mixed reaction. Some owners appreciate the SBA5 as a practical addition that makes the pistol easier to handle at distance, while others swap it out immediately for a different setup. The M-LOK rail earns consistent praise for giving plenty of room to run lights and other accessories without adding unnecessary bulk.

Value perception on the DB15 is split. Diamondback sits in the mid-tier price band and some owners feel the fit and finish reflects that, noting tooling marks and a trigger that has room for improvement. Others see it as a solid foundation for a build and accept the quality-to-cost trade-off without complaint.

## Pricing

**8 offers available**

| Vendor | Price |
|--------|-------|
| Shootingsurplus Com | $1125.60 |
| Classicfirearms Com | $1126.72 |
| Buds Gun Shop | $1132.49 |
| Impactguns Com | $1147.89 |
| Deguns | $1217.99 |
| Brownells | $1219.99 |
| Guns Com | $1238.99 |
| Grabagun Com | $1260.00 |

## Similar Products

- [Diamondback DB15 Obsidian 6mm ARC 18in Black](https://gunsnation.com/p/diamondback-db15-obsidian-6mm-arc-18in-black/UCEGBnTvF)
- [Diamondback DB15 5.56 NATO 10in Black](https://gunsnation.com/p/diamondback-db15-5-56-nato-10in-black/UCEGBnTO5)
- [Diamondback DB15 5.56 NATO 16in Black](https://gunsnation.com/p/diamondback-db15-5-56-nato-16in-black/UCEGBnTyb)
- [Diamondback DB15 Carbon 7.62x39mm 16in Black](https://gunsnation.com/p/diamondback-db15-carbon-7-62x39mm-16in-black/UCEGBnTBQ)
- [Diamondback DB15 5.56x45 NATO 16in Black](https://gunsnation.com/p/diamondback-db15-5-56x45-nato-16in-black/UCEGBnTQ4)
- [Diamondback DB15 5.56 NATO 16in Black](https://gunsnation.com/p/diamondback-db15-5-56-nato-16in-black/UCEGBnTpV)

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*Data from [GunsNation](https://gunsnation.com)*