The KelTec PR-5.7 (PR57) is a compact, optic-ready semi-automatic pistol chambered in 5.7 x 28 mm with a 4.64-inch barrel. Its lightweight polymer frame and top-loading design provide a slim profile while retaining extended capacity in the grip. The design incorporates a rotary barrel and speed-load capability using stripper clips, and the package includes two stripper clips and an optics plate. The slide is drilled and tapped to accept optics without modification.
Key Specifications
- Chambered in 5.7 x 28 mm.
- Barrel measures 4.64 inches.
- Action type is Semi-Auto.
- Frame material is Polymer.
- Weight is approximately 14 ounces.
- Slide is drilled and tapped for optics.
- Includes an ambidextrous safety.
- Sight arrangement is fixed 3-dot sights.
- Accessories include two stripper clips and an optics plate.
- Model designation is PR-5.7 (PR57).
The PR-5.7 delivers a low-weight, compact package that is optic-ready and simple to operate. Its top-load, stripper-clip speed-load system and drilled slide make it a practical choice for users who prioritize compact carry geometry, lightweight construction, and straightforward sighting options. The included optics plate and stripping accessories allow quick setup for a range of everyday carry configurations.
Product information is supplied by the manufacturer and/or distributor and may be automatically formatted or enhanced using AI for clarity and consistency. While we strive for accuracy, specifications, features, and included items may change without notice. Always verify details using the manufacturer’s official documentation and the information shown on this product page before purchase or use.




