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IA Iron River Armory

Diamondback DB15 Carbon 5.56 NATO 16-inch 15-inch M-LOK

SKUCSSI|DB1718K001 Conditionnew CategoryAR Rifles
$631.96
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Specs at a glance

Diamondback DB15 Carbon 5.5… SPECS AT A GLANCE 6.7 lbs WEIGHT 32.75 in SIZE
Editorial diagram — measurements verified during testing.

About this product

The Diamondback DB15 Carbon is an AR-style rifle built for general-purpose range use, training, and duty applications. It is chambered in 5.56 NATO and features a 16-inch Black Nitride threaded barrel paired with a mid-length gas system for balanced operation. Forged 7075 T-6 aluminum receivers and a shot-peened, magnetic particle-inspected bolt carrier group provide a durable operating platform. Magpul MOE furniture and a 30-round Magpul PMAG are included to give familiar ergonomics and modern capacity.

Key Specifications

  • The caliber is 5.56 NATO.
  • The barrel is a 16-inch, 1:8 RH, 4150 CrMoV black nitride tube and is threaded.
  • The twist rate is 1:8 RH.
  • The gas system is a mid-length direct impingement design.
  • The bolt carrier group is a shot-peened, magnetic particle inspected Mil-Spec 8620 carrier.
  • The handguard is a 15-inch M-LOK free-float rail with anti-slip texture pads.
  • The upper and lower are forged 7075 T-6 aluminum, with a DB15 Carbon lower.
  • The stock and grip are a Magpul MOE PR carbine stock and Magpul MOE grip.
  • The rifle ships with one Magpul Gen M2 PMAG 30-round magazine.
  • The weight is 6.7 lbs and overall length is 32.75 in collapsed / 36 in extended.

The DB15 Carbon combines a practical feature set and straightforward ergonomics for shooters who prioritize reliable, serviceable components and accessory flexibility. Its 15-inch M-LOK rail supports modern attachments while the Magpul stock and grip provide familiar handling. Whether used for range sessions, training, or general-purpose duty work, the DB15 Carbon offers a balanced package of durability and modularity.

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Sources & methodology. Editorial review and rating by Travis Caldwell based on hands-on testing notes and published vendor specifications. Pricing verified at time of publication.
$631.96