Description
Overview
Shop the Diamondback DB15-USB .223/5.56mm Flattop Rifle online at Firearms Alabama. As a federally licensed FFL dealer based in Birmingham, Alabama, we stock authentic Rifles from the manufacturers you trust, ship to FFL dealers in all 50 states, and verify every customer before transfer.
About This Rifles
Product Description
What’s in the Box
- DB15 USB .223/5.56 Carbine
- (1) 30-Round Magazine
- Cable Lock
- Owner’s Manual
The Diamondback DB15-USB Flattop Rifle is entirely made in the USA, and features a 16-inch Chrome-Moly M4 contour barrel. It also features a forged 7075-T6 aluminum lower receiver, A2 style pistol grip, and an A2 style flash hider.
Firearm Features
- Shot-peened, magnetic particle inspected Mil Spec 8620 bolt carrier with Melonite finish
- Forged 7075 T-6 aluminum lower receiver
- A3 flattop forged 7075 T-6 aluminum T-marked upper receiver
- Standard 2-piece handguard
- A2 flash hider
Firearm Specifications
- Manufacturer: Diamondback Firearms
- Model: DB15
- Caliber: .223/5.56
- Barrel Length: 16″
- Barrel Type: 4140 Chrome-Moly M4 Contour Barrel
- Lower Receiver: Forged 7075 T-6 Aluminum
- Finish: Black Anodized Hardcoat
- Overall Length (Collapsed): 32.5″
- Front Sight: A2 Post
- Magazine Capacity: 30 Rounds
Why Shop Diamondback DB15-USB .223/5.56mm Flattop Rifle at Firearms Alabama
- Licensed FFL dealer — federal firearms license in good standing with the ATF
- Birmingham, Alabama — family-run gun store serving the Southeast since 2015
- 17,000+ firearms in stock — rifles, handguns, shotguns, ammunition, and accessories
- Fast nationwide shipping — most orders ship within 24 hours to your local FFL
- Verified buyers only — Form 4473 and background check handled at pickup
Frequently Asked Questions
Q: Does Diamondback DB15-USB .223/5.56mm Flattop Rifle ship to my state?
A: Yes. Firearms Alabama ships to licensed FFL dealers in all 50 US states. Choose your local FFL at checkout and we will ship directly to them for the final transfer.
Q: Do I need an FFL transfer to buy Diamondback DB15-USB .223/5.56mm Flattop Rifle online?
A: Yes. Federal law requires every online firearm purchase to be transferred through a licensed FFL dealer in your state. You will complete a Form 4473 background check at pickup.
Q: Is Diamondback DB15-USB .223/5.56mm Flattop Rifle authentic and new?
A: Yes. Firearms Alabama only sells authentic, brand-new, manufacturer-sealed firearms. Every product ships with all original documentation and accessories.
Q: How long does shipping take?
A: Most orders ship within 24 hours of payment clearing. Delivery to your FFL dealer typically takes 3–7 business days depending on your location.
Explore more Rifles or browse the full Firearms Alabama catalog.
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