Diamondback DB15 5.56 / .300 AAC Blackout Pistol Combo
$895.00
The Diamondback DB15 pistol combo includes two complete upper receiver groups: a 7-inch 5.56 NATO upper and a 10-inch .300 AAC Blackout upper for modular range use. It features forged 7075-T6 receivers, M-LOK handguards, and A2 flash hiders.
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The Diamondback DB15 pistol combo is built for shooters who want caliber flexibility and a compact AR-style platform for range and practical use. This package pairs two complete uppers—one chambered in 5.56 NATO with a 7-inch barrel and one chambered in .300 AAC Blackout with a 10-inch barrel—on a forged 7075-T6 lower for multi-role capability.
Constructed with forged 7075-T6 aluminum receivers and robust barrel materials, the DB15 combo balances durability and compact handling. The set includes M-LOK handguards, Magpul-style grip, A2 flash hiders, and Magpul 30-round magazines to provide a ready, modular pistol configuration for training and range work.
Key Specifications
- The caliber(s) are 5.56 NATO and .300 AAC Blackout.
- The 5.56 upper uses a 7-inch pistol-length 4150 Chrome-Moly barrel with a black nitride finish.
- The .300 AAC Blackout upper uses a 10-inch 4140 chrome-moly free-float barrel with a black nitride finish.
- The gas system for each upper is a pistol-length gas system.
- The bolt carrier group is a shot-peened, magnetic particle inspected Mil-Spec 8620 carrier.
- The receivers are made from forged 7075-T6 aluminum.
- The handguards are equipped with 6-inch and 9-inch M-LOK rails for accessory mounting.
- The capacity is 30 + 1 rounds using included magazines.
- The muzzle device on each upper is an A2 flash hider (1/2-28 tpi).
- The rifling twist rate is 1:8 right-hand.
This DB15 pistol combo is supplied with two complete upper receiver groups and magazines for immediate use and modular training options. Buy the Diamondback DB15 5.56 / .300 AAC Blackout online today to add a versatile, compact AR-style pistol to your collection.
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| UPC | 810035755062 |
|---|---|
| Manufacturer | Diamondback Firearms |
| Manufacturer Part Number | DB1921K001 |
| Action | Semi-Auto |
| Barrel Finish | Black Nitride |
| Barrel Length | 10″ |
| Caliber/Gauge | .300 AAC Blackout |
| Capacity | 30 |
| Length | 7.5” |
| Magazine Included | 2 x 30-Round |
| Model | DB15 |
| Product Type | AR |
| Rate of Twist | 1:8″ |
| Safety | Safety Selector Switch |
| Sights | Optic Ready |
| Thread Pattern | 1/2″-28 tpi |
| Units per Box | 1 |
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