The Diamondback DB15 5.56 NATO / .300 Blackout Combo Rifle

Published on April 12, 2025
Duration: 8:48

This review of the Diamondback DB15 5.56 NATO / .300 Blackout Combo Rifle highlights its unique offering of two uppers in one package. The video details the rifle's technical specifications, including barrel lengths, handguard type, furniture, and controls. It also provides measured weights and trigger pull data, offering practical insights for potential buyers.

Quick Summary

The Diamondback DB15 combo rifle offers dual caliber capability with interchangeable 5.56 NATO and .300 Blackout uppers. It features a 12-inch M-LOK handguard, Magpul furniture, and weighs approximately 6.13 lbs. Trigger pull averages around 4 lbs, and the rifle measures about 32.5 inches in length.

Chapters

  1. 00:02Introduction: 5.56 vs .300 Blackout Choice
  2. 00:24Welcome to Classic Firearms with Brandon
  3. 00:32Technical Specifications Overview
  4. 00:43Included Magazines
  5. 00:58Dual Uppers: 5.56 NATO and .300 Blackout
  6. 01:20Barrel and Handguard Details
  7. 01:37Magpul Furniture and Flared Magwell
  8. 02:06Receiver and Controls
  9. 02:38Trigger Feel and Performance
  10. 03:30Magpul Stock Adjustability
  11. 03:50Testing: Weight, Length, Height, Trigger Pull
  12. 04:06Base Gun Weight Measurement
  13. 04:26Magazine Weight Comparison
  14. 04:50Upper Receiver Weight
  15. 05:05Trigger Pull Gauge Test
  16. 06:55Rifle Measurements: Length and Height
  17. 08:10Viewer Experiences and Review Request
  18. 08:33Conclusion and Sign-off

Frequently Asked Questions

What calibers does the Diamondback DB15 combo rifle support?

The Diamondback DB15 combo rifle is designed to be versatile, coming with two interchangeable uppers. One upper is chambered for 5.56 NATO, and the other is chambered for .300 Blackout, allowing users to switch between calibers.

What are the key features of the Diamondback DB15 combo rifle's handguard and furniture?

The rifle features a 12-inch M-LOK handguard with Picatinny sections for accessory mounting. It also includes Magpul furniture, such as a grip and a carbine stock, and a slightly flared magwell for easier magazine insertion.

What is the measured weight and trigger pull of the Diamondback DB15 combo rifle?

The base rifle weighs approximately 6.13 lbs without a magazine. Trigger pull was measured inconsistently, averaging around 4 lbs when pulled towards the middle, though lighter pulls were observed at the extremes.

What are the overall dimensions of the Diamondback DB15 combo rifle?

The rifle has a total length of about 32.5 inches when the stock is extended, with a maximum length of around 36 inches. Its total height with a magazine is approximately 8.5 inches.

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