Diamondback Rifle Uppers for Sale

Diamondback Firearms LLC of the United States entered rifle uppers alongside its DB15 launch in 2012 and has since maintained a dedicated line of complete upper assemblies for both the DB15 (AR-15) and DB10 (AR-10) platforms. Built around in-house machined barrels, receivers, and handguards, these uppers are organized into Carbon, Black Gold, Diamond, and Obsidian series with anti-rotation M-LOK rails, offer BCG/charging-handle choice on many DB15 configurations, span AR-15 calibers from 5.56 and .300 BLK to 6.5 Grendel, 7.62×39, and 350 Legend, add AR-10 options like .308 Win, 6.5 Creedmoor, and 8.6 BLK, and keep DB10 uppers specifically matched to DB10 lowers.