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Diamondback Firearms DB10 Magpul CTR Stock .308 Win Black Rifle

The Diamondback Firearms DB10 is an American-made AR-10-pattern rifle chambered for .308 Win and 7.62x51 NATO. Its direct-impingement gas system, 18-inch barrel, and 15-inch handguard provide a practical balance of handling and performance. A Magpul CTR adjustable stock and MOE K2 grip improve control and fit, while the optic-ready top rail supports a wide range of sighting systems. The threaded muzzle accepts compatible accessories, making the DB10 adaptable for range use, hunting, and general-purpose applications.

Key features

  • Chambered for .308 Win and 7.62x51 NATO ammunition
  • Direct-impingement semi-automatic operating system for familiar AR-style controls
  • 18-inch threaded barrel with 5/8x24 muzzle threads
  • Magpul CTR adjustable stock helps accommodate different shooters and shooting positions
  • Magpul MOE K2 grip provides a secure, comfortable grip angle
  • 15-inch free-float handguard offers extended support-hand positioning and accessory mounting space

The Diamondback Firearms DB10 combines versatile .308 Win capability with practical Magpul furniture and an optics-ready configuration for a customizable rifle setup.

Diamondback Firearms DB10 Magpul CTR Stock .308 Win Black: quick facts

What caliber is the Diamondback Firearms DB10 Magpul CTR Stock .308 Win Black?
It is chambered in .308 Win, 7.62x51 NATO.
How many rounds does it hold?
20+1 rounds; magazines included: 1.
How big and heavy is it?
Barrel length 18 inches, overall length 35.5 inches, weight 8.4 pounds.
What kind of action does it use?
Semi-Automatic.
Is it optic ready or threaded?
Optic ready: Yes; threaded barrel: Yes.
What sights and finish does it have?
finish: Black.
Is it new or used?
New, in the original packaging.
Can I buy it in Idaho?
Yes. It ships to a licensed FFL dealer in Idaho; you pick it up there after the background check. Idaho buyers pick this up at a licensed dealer after a NICS check, with no permit and no waiting period; dealers sell rifles and shotguns from age 18.
Is it in stock?
Yes, at $1218.99. Orders leave within 1-2 business days; shipping is free over $999.

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