Diamondback DB15 Pistol 5.56mm 30rd Magazine(1) 7″ Barrel 6″ M-LOK Rail SBA3 Brace Black
$659.10
The Diamondback DB15 Pistol is a versatile 5.56 NATO firearm featuring a compact 7-inch barrel and a lightweight 6-inch M-LOK rail, ideal for tactical applications and home defense. Built on a durable forged 7075 T-6 aluminum lower and equipped with a pistol-length direct impingement gas system, this pistol offers reliability and performance in a maneuverable package.
23 in stock
Features:
- Finish: Black Cerakote
- Caliber: 5.56 NATO
- Barrel: Diamondback Barrels 7 in 1:8 RH Heavy 4150 CrMoV Black Nitride
- Gas System: Pistol-Length Direct Impingement
- BCG: Shot-Peened Magnetic Particle Inspected Mil-Spec 8620 Carrier
- Upper: A3 Flattop Forged 7075 T-6 Aluminum T-Marked
- Lower: Forged 7075 T-6 Aluminum (DB15 Carbon Lower)
- Handguard: 6 in PC M-LOK Rail
- Grip: MOE Magpul Grip
- Stock: SB Tactical SBA3 Brace
- Magazine: Magpul Gen M2 PMAG 30 Round 5.56 NATO
- Sights: None
- Muzzle Device: A2 Flash Hider (1/2 x 28)
- Trigger: Standard Mil-Spec
- Weight: 5.4 lb
- Length (Length Collapsed / Length Extended): 23 in / 25.50 in
| Weight | 6.900 lbs |
|---|---|
| Dimensions | 31.750 × 9.000 × 4.000 in |
| Manufacturer | Diamondback |
| Caliber | 5.56 NATO |
| Barrel Length | 7.0 |
| Capacity | 30+1 |
| Action | Semi-automatic |
| Finish | Black Cerakote |
| Frame Material | 7075 T-6 Aluminum |
PROCESSING & SHIPPING
Orders typically ship within 1–3 business days (Monday–Friday) after payment and all required documentation are received. Time to arrival after shipment depends on the carrier. Shipping method is at BT Gun Company’s discretion; ammunition and oversized accessories are charged at actual shipping cost. We do not ship to Hawaii or Alaska.
FIREARM TRANSFERS
- Firearms must ship to a licensed FFL dealer of your choosing — confirm with them first that they can accept the transfer.
- Your receiving FFL will need to email their license to [email protected] before we can ship.
- Inspect your firearm at your FFL’s location before signing ATF Form 4473 — once signed, the firearm is considered accepted.
You’re responsible for knowing the firearms laws in your state before ordering. For complete shipping, returns, and restocking-fee policy details, see our Shipping & Returns page.

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