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Ruger 57 10-Round 5.7x28mm FN Black Pistol

The Ruger 57 is a full-size semi-automatic pistol chambered in 5.7x28mm FN. This 10-round configuration features a black oxide finish, a 4.94-inch barrel, an ambidextrous manual safety, and a blade-style trigger safety. Its glass-filled nylon polymer grip frame provides a durable, lightweight platform, while fiber optic sights support fast target acquisition. The optics-ready slide accepts compatible red dot mounting plates for users who prefer a specialized sighting system.

Key features

  • Chambered in 5.7x28mm FN for a lightweight, high-velocity pistol cartridge
  • 10+1 capacity with the jurisdiction-compliant 10-round magazine configuration
  • 4.94-inch barrel and 8.65-inch overall length for a balanced full-size setup
  • Ambidextrous manual safety and integrated trigger safety for added handling control
  • Fiber optic sights provide a bright aiming reference in varied lighting
  • Optics-ready slide supports installation of a compatible red dot sight

The Ruger 57 combines low-recoil 5.7x28mm FN performance with practical controls and optics-ready flexibility in a 10-round configuration.

Ruger 57 10-Round 5.7x28mm FN Black Pistol: quick facts

What caliber is the Ruger 57 10-Round 5.7x28mm FN Black Pistol?
It is chambered in 5.7x28mm FN.
How many rounds does it hold?
10+1 rounds; magazines included: 2.
How big and heavy is it?
Barrel length 4.94 inches, overall length 8.65 inches, weight 24.5 ounces.
What kind of action does it use?
Semi-Automatic.
Is it optic ready or threaded?
Optic ready: Yes; threaded barrel: No.
What sights and finish does it have?
Sights: Fiber Optic Sights; finish: Black.
Is it new or used?
New, in the original packaging.
Can I buy it in Connecticut?
Yes. It ships to a licensed FFL dealer in Connecticut; you pick it up there after the background check. Connecticut buyers need a pistol permit or Handgun Eligibility Certificate, and the Connecticut dealer will only transfer this model if it and its magazines (10 rounds or fewer) are legal in Connecticut.
Is it in stock?
Yes, at $507.71. Orders leave within 1-2 business days; shipping is free over $999.

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