Diamondback Firearms DB15WSB .223 Remington/5.56 NATO Rifle

A: 1:9 twist see*****DB15 Specifications: Brand: Diamondback Category: Tactical Rifles Caliber: .223 Remington / 5.56 NATO Model: DB15 Series: WSB Action: Semi-Automatic Sights: None, Optic Ready Capacity: 30 Muzzle: A2 Flash Hider Hand: Right Metal Finish: Black Hardcoat Anodized OAL: 32.5"-36.25" Receiver Material: 7075 T6 Aluminum Safety: Manual Stock Description: 6-Position Black Trigger: Standard ********Twist: 1:9" Barrel Description: 4140 Chrome Moly Barrel Length: 16"

A: Pio, the barrel twist rate is 1:9".

A: Omar, This Model has been around since the end of 2016. So it is not a real recent model. 3 years is not ancient inventory.

A: Kelsey, thread pattern is 1/2 x 28.

A: Kelsey,This barrel has standard right hand 1/2 x 28 thread pitch.

A: 1/2 x 28 thread

A: The pistol grip and stock are plastic but the receiver and handguard are aluminum.

A: The upper and lower receiver are aluminum. the only plastic on this it the stock and pistol grip, everything else is some kind of metal. I don't own one but I've heard some pretty good reviews on diamond back AR's. Hope this helps.

A: Steve, both the upper and lower are Forged 7075-T6 Aluminum Upper/Lower Receivers. Diamondback Aluminum M-LOK Hand Guard - Shot-Peened, MPI Mil Spec 8620 Bolt Carrier - 6 Position Standard Collapsible Stock - A2 Pistol Grip - Overall Length 32.5" Collapsed / 36.25" Extended - No Sights, Optic Ready - Made in the USA

A: No, the upper and lower reciever are both 7075 aluminum. As is the handguard. Full specs on this model on DBs website here https://diamondbackfirearms.com/portfolio/db15wsb/

A: db15 uses a milspec buffer tube which is 1.14 inches in diameter

A: Hi Oscar and welcome. The DB Line of AR's are Mil-Spec from stem to stern. Cheers, stay safe and enjoy!

A: Hi Oscar, this has a 6-Position Mil-Spec Buttstock. Stay safe & have a great day!