Diamondback DB15 5.56 NATO AR-15, 16 in 1:8 Barrel, Free-Float M-LOK, Magpul PRS Lite Stock, 2 PMAGs
This Diamondback DB15 is a customized, AR-15–pattern 5.56 NATO rifle built around a 16-inch, 1:8 twist barrel and a free-float M-LOK aluminum handguard with a slick top and a short forward Picatinny rail section. It features a Magpul PRS Lite adjustable carbine stock and Magpul MOE pistol grip, plus useful M-LOK accessories already installed. Made in the USA, it includes two 30-round PMAGs. No case included.
Condition
Overall Condition: Good condition, showing some signs of prior use and handling.
Bore Overall Condition: Good - Clean, well-maintained, minor wear marks.
Bore Rifling: Good Rifling - Intact, well-defined lands and grooves.
Specific Condition Notes: The rifle shows cosmetic imperfections including scratches, blemishes, and areas of finish loss. There is a faint smoke odor.
What’s Included
- Bonus hard case
- 2x 30-round Magpul PMAG Gen M2 MOE magazines (5.56×45)
- Magpul PRS Lite adjustable carbine stock (installed)
- Magpul MOE pistol grip (installed)
- M-LOK angled foregrip/handstop (installed)
- M-LOK rail cover panels at 6 o'clock (installed)
Built on the AR-15 platform with a direct-impingement system, this DB15 is chambered in 5.56 NATO and uses a 16-inch barrel with a 1:8 twist, as rollmarked on the barrel. The upper receiver includes a forward assist, case deflector, and a flat-top Picatinny rail. An A2-style flash hider caps the threaded muzzle.
The free-float aluminum M-LOK handguard features a slick top with M-LOK slots along the handguard and a short Picatinny rail section near the front. Two small bolt-on M-LOK accessories are installed at the 6 o'clock position: an angled foregrip/handstop and rail cover panels.
Ergonomics are enhanced by the Magpul PRS Lite adjustable carbine stock, offering adjustable length of pull and an adjustable cheek riser, plus a QD sling socket. A Magpul MOE pistol grip is installed for a secure, familiar interface.
Receiver markings include "DB15" and "CAL. MULTI" with the Diamondback shield logo, and "DIAMONDBACK FIREARMS, LLC COCOA, FL USA." The ejection-port cover is stenciled "5.56 NATO." The rifle has a manual safety and a 30+1 capacity. The overall finish is matte black on aluminum receivers.




