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KelTec SUB2000 Gen 3 Folding 5.7x28mm FN Tan Rifle

The KelTec SUB2000 Gen 3 is a compact folding semi-automatic rifle chambered in 5.7x28mm FN. Its 16.15-inch barrel and straight-blowback operating system provide dependable performance with simple maintenance, while the rifle's folding design makes storage and transport convenient. The rotating forend allows an installed optic to remain mounted and retain its zero when the rifle is folded. M-LOK compatibility and Picatinny rail space support a range of accessories, making this lightweight carbine adaptable for range use, outdoor carry, and defensive applications.

Key features

  • Chambered in 5.7x28mm FN for a lightweight, high-velocity pistol cartridge
  • 16.15-inch barrel balances ballistic performance with a compact profile
  • Folding design reduces the rifle to approximately 16.15 inches for convenient storage and transport
  • Rotating forend supports optic installation while helping preserve zero during folding
  • M-LOK compatibility and Picatinny rail space enable flexible accessory configuration
  • Straight-blowback action offers straightforward operation and maintenance-focused simplicity

The KelTec SUB2000 Gen 3 combines a folding footprint, optic-ready design, and 5.7x28mm FN performance in a versatile lightweight rifle.

KelTec SUB2000 Gen 3 Folding 5.7x28mm FN Tan Rifle: quick facts

What caliber is the KelTec SUB2000 Gen 3 Folding 5.7x28mm FN Tan Rifle?
It is chambered in 5.7x28mm FN.
How many rounds does it hold?
20 rounds; magazines included: 1.
How big and heavy is it?
Barrel length 16.15 inches, overall length 30.45 inches, weight 4.36 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?
Sights: Standard Sights; finish: Tan.
Is it new or used?
New, in the original packaging.
Can I buy it in Delaware?
Yes. It ships to a licensed FFL dealer in Delaware; you pick it up there after the background check. This long gun ships to the licensed Delaware dealer you choose, where you finish Form 4473 and the background check.
Is it in stock?
Yes, at $526.69. Orders leave within 1-2 business days; shipping is free over $999.

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