# Diamondback DB15 .350 Legend Semi-Auto Rifle, 16" Barrel Pro

**Brand:** Diamondback Firearms
**Category:** Semi-Automatic Rifles
**Caliber:** .350 Legend

## Specifications

- **Caliber:** .350 Legend
- **Barrel Length:** 16"
- **Capacity:** 5 rounds
- **Finish:** FORGED 7075 T-6 ALUMINUM
- **Weight:** 100.8 oz
- **Overall Length:** 35.75"
- **UPC:** 810035755420
- **SKU:** UCEGBnThM

## Description

The Diamondback DB15 is a semi-automatic rifle chambered in .350 Legend, built on a forged 7075-T6 aluminum receiver with a 16-inch chrome-moly steel barrel (black nitride finish, 1-in-8 twist). It weighs 6.30 lbs and adjusts from 32.50 to 35.75 inches overall with the Magpul CTR stock. Capacity is 5+1 rounds.

### Key Specifications
- **Model**: DB15
- **Caliber**: .350 Legend
- **Action**: Semi-Auto
- **Barrel Length**: 16 inches
- **Capacity**: 5+1 rounds
- **Weight**: 6.30 lbs
- **Overall Length**: Adjustable from 32.50" to 35.75"
- **Finish**: Black Hard Coat Anodized
- **Safety Mechanism**: Manual Thumb Safety
- **Trigger Type**: Mil-Spec Trigger
- **Grip Type**: Standard MOE K2 Grip
- **Stock Type**: Adjustable Magpul CTR Stock
- **Sights System**: Optic Ready

### Detailed Features

The Magpul CTR stock adjusts length of pull across six positions, and the M-Lok handguard accepts accessories and optic mounts. A flash hider ships from the factory. The optic-ready flat-top upper takes standard AR mounts.

The chrome-moly barrel with black nitride treatment is a practical corrosion-resistant option. The 1-in-8 twist stabilizes the heavier .350 Legend projectiles well.

### Usage Scenarios

The .350 Legend is purpose-built for deer hunting in straight-walled cartridge states that restrict bottleneck centerfire rifle cartridges. The DB15 in this caliber fits that application directly. At 6.30 lbs. and with an adjustable stock, it's comfortable in the field. The flash hider and semi-auto action also make it functional for range use, though .350 Legend ammunition is less widely available than 5.56.

## Frequently Asked Questions

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

A: The DB15 in this configuration is chambered in .350 Legend.

**Q: Who makes the DB15 rifle?**

A: The DB15 is made by Diamondback.

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

A: It is a semi-automatic rifle built on a forged 7075-T6 aluminum receiver.

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

A: The DB15 has a 16-inch chrome-moly steel barrel.

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

A: It has a 5+1 capacity.

**Q: Is the Diamondback DB15 optic-ready?**

A: Yes, the flat-top upper is optic-ready and accepts standard AR mounts.

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

A: 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 think this is probably one of my favorite guns that I own it's the db15 by Diamondback and this thing is just a beast.
>
> — [Johnny Q](https://www.youtube.com/watch?v=5-f6l9Wlhe0&t=2s)

## What Customers Say

*AI-generated insights from customer reviews*

The DB15 in .350 Legend gets decent marks overall, with a few consistent caveats.

Reliability and performance get positive feedback. The .350 Legend is praised specifically for deer hunting: manageable recoil, enough power for medium game, and legal compliance in straight-walled cartridge jurisdictions. Most owners report consistent cycling without issues.

Build quality reviews are mixed. Some owners describe the construction as solid and well-finished; others note cosmetic or fit-and-finish issues. This is a quality-control variable, not a universal defect.

Ergonomics are generally favorable. The adjustable stock and standard AR grip layout are familiar and functional. Some shooters mention the rifle feels slightly heavy or front-heavy during extended carry, though at 6.30 lbs. this is subjective.

Customization potential is mentioned positively. Standard AR accessories and M-Lok attachments fit without modification.

Value relative to price is a frequent talking point. Most owners feel it's competitive for the price bracket.

Ammunition availability is a real-world concern. .350 Legend isn't as widely stocked as .223/5.56, and prices per round run higher. This is a caliber limitation, not a rifle limitation, but it affects how practical the platform is for regular range use.

Customer service experiences vary noticeably. Positive and negative interactions are both reported with no strong consensus.

## Pricing

**7 offers available**

| Vendor | Price |
|--------|-------|
| Gritrsports Com | $829.99 |
| Shootingsurplus Com | $830.52 |
| Buds Gun Shop | $836.99 |
| Kygunco Com | $868.97 |
| Impactguns Com | $883.89 |
| Guns Com | $922.99 |
| Grabagun Com | $926.00 |

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