AR-15 Rifles, Rifle/Scope Packages, Exclusive Guns Showing the single result Default sorting Sort by popularity Sort by average rating Sort by latest Sort by price: low to high Sort by price: high to low Sale! IN STOCKDiamondback DB15 FDE Optic Package 5.56/223 16″ Barrel, Full Length Handguard, Viridian Red Dot, Flat Dark Earth, 30rd Mag $631.49 Original price was: $631.49.$353.63Current price is: $353.63. Add to cart