Diamondback DB15 Diamond 5.56 NATO 16″ M-LOK
About this product
The Diamondback DB15 Diamond is a purpose-built AR-style rifle chambered for .223 Rem / 5.56 NATO. It pairs a 16″ chromoly barrel with a mid-length gas system and a pinned gas block to deliver a balanced shooting experience for range use, training, and general-purpose AR applications. The rifle sports forged 7075-T6 aluminum receivers, a 15″ M-LOK anti-rotation handguard, and Magpul furniture for proven ergonomics and modularity. A single 30-round PMag is included, and the barrel is threaded 1/2-28 for muzzle device options.
Key Specifications
- The caliber is .223 Rem / 5.56 NATO.
- The barrel length is 16″.
- The barrel material and finish are chromoly steel with black nitride finish.
- The gas system is a mid-length gas system with a pinned gas block.
- The receiver construction is forged 7075 T-6 aluminum.
- The handguard is a 15″ M-LOK anti-rotation rail.
- The stock and grip are Magpul ACS-L stock and Magpul MOE K2+ grip (black).
- The capacity is 30 + 1 with one 30 rd PMag included.
- The finish is Midnight Bronze Cerakote with a black nitride barrel.
- The muzzle thread pattern is 1/2-28 tpi.
Durable materials, Magpul ergonomics, and a well-proportioned gas system make the DB15 Diamond a practical, no-nonsense option for shooters who prioritize reliability and modularity. Its combination of common AR controls, a threaded barrel for accessory flexibility, and a full-length M-LOK handguard supports a wide range of build and accessory choices.
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Key attributes
| upc | 810035753150 |
| manufacturer | Diamondback Firearms |
| manufacturer part number | DB1758K071 |
| action | Semi-Auto |
| atf type | RIFLE |
| barrel finish | Black Nitride |
| barrel length | 16" |
| caliber/gauge | .223 REM/5.56 NATO |
| capacity | 30 + 1 |
| length | 34 |
| number of magazines | 1 30 rd. PMag |
| package height | 9.0 |
| package width | 3.5 |
| product type | Rifle |
| safety | Thumb |
| shipping weight | 12.95 |
| sights | No Sights |
| thread pattern | 1/2"-28 tpi |