Diamondback Firearms Carbon DB15 .300 Blackout 16" - AR-15 Rifle
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Diamondback
Overview
The Diamondback Firearms Carbon DB15 .300 Blackout 16" - AR-15 Rifle is a complete rifle. Compare prices from multiple merchants and find the best deal.
Specifications
Available Merchants(6)
Prices checked
Price Alert
Build history on GunPartPicker
Builders on GunPartPicker first added the Diamondback Firearms Carbon DB15 .300 Blackout 16" - AR-15 Rifle to a build in July 2026.
It was hard to find in September 2026, in stock on only 7 of the 19 days we checked, and today 4 of the 6 retailers we track have it in stock. The best price crept up from $678 to $733 over September 2026. Buying today, the lowest price is $666.67 at Classic Firearms, which matches the best price we saw in September.
Updated · from real builds on GunPartPicker · Prices checked · refreshed daily across 37 retailers
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