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AR-15Value Tier

Diamondback Firearms

Diamondback DB15 16"

Budget-friendly AR-15 with quality features and Made in USA manufacturing

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Key Highlights

  • Excellent budget option
  • 15-inch M-LOK free float handguard

Specifications

Price
$599
Weight
6 lb 12 oz
Calibers
5.56x45mm, .223 Rem
Rail Type
mlok

Capability Profile

0-10 Scale Across 8 Axes

Compatibility Tags

family: ar-patterninterface: picatinny-tophandguard: mlokbarrel: long

Overview

The Diamondback DB15 represents exceptional value in the budget AR-15 category, offering features typically found on more expensive rifles at an entry-level price point. Manufactured in Cocoa, Florida, Diamondback has built a reputation for delivering reliable, accurate rifles that punch well above their weight class. The DB15 isn't trying to compete with premium brands on finish or exotic features - instead, it focuses on delivering solid fundamentals with thoughtful upgrades that matter for real-world use.

The 16-inch barrel is made from 4150 Chrome Moly Vanadium steel with a 1:8 twist rate, making it compatible with both lightweight 55-grain plinking ammo and heavier 77-grain match loads. The carbine-length gas system provides reliable cycling with standard ammunition, and the A2 flash hider helps tame muzzle flash. What sets the DB15 apart from other budget options is the 15-inch M-LOK free-floating handguard - a feature that significantly improves accuracy potential and provides modern mounting options for lights, grips, and other accessories. The forged 7075-T6 aluminum receivers are properly manufactured to mil-spec dimensions with Type III hard-coat anodizing.

Real-world performance shows the DB15 delivering reliable function right out of the box with consistent 2-3 MOA accuracy using quality ammunition. The rifle includes sensible features like a forward assist, dust cover, and a functional mil-spec trigger. While you'll find basic furniture and standard components rather than premium upgrades, everything works as it should. At street prices frequently around $500-600, the DB15 makes AR-15 ownership accessible without compromising on the core elements that matter: reliable function, adequate accuracy, and a solid platform for future upgrades. For shooters who want a dependable AR-15 with room in the budget for ammunition and training, the DB15 delivers exactly what's needed.

Key Features

  • 16" 4150 Chrome Moly Vanadium barrel, 1:8 twist
  • 15" M-LOK free-floating handguard
  • Carbine-length gas system
  • Forged 7075-T6 aluminum receivers to mil-spec dimensions
  • Forward assist and dust cover
  • A2 flash hider
  • 6-position collapsible stock
  • Made in USA (Cocoa, Florida)

Pros

  • +Outstanding value at $500-600 street price
  • +15-inch M-LOK handguard standard (upgrade on most budget rifles)
  • +1:8 twist handles full range of 5.56 ammunition weights
  • +Reliable function with proper mil-spec components
  • +Free-floating handguard improves accuracy potential
  • +Made in USA manufacturing

Cons

  • Basic furniture may prompt upgrades
  • Standard mil-spec trigger adequate but not refined
  • Less established warranty/service network vs. major brands
  • Limited aftermarket support compared to tier-one brands
  • Basic phosphate finish vs. more durable coatings

Detailed Specifications

caliber
5.56 NATO / .223 Rem
Barrel Length
16 inches
Overall Length
32.5 inches
weight
6.75 lbs
Gas System
carbine-length
Twist Rate
1:8
barrel
4150 Chrome Moly Vanadium, M4 profile
handguard
15" M-LOK free-floating aluminum
trigger
Standard mil-spec single-stage
stock
6-position collapsible carbine stock
msrp
$700

Compatible Components

+277 more

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