The Smith & Wesson M&P 5.7 is a full-size, polymer-frame pistol designed around the 5.7x28mm cartridge and the manufacturer’s Tempo barrel system. It features an optic-ready slide, a threaded muzzle for accessories, and flat-face trigger for consistent finger placement. The pistol ships with two detachable 22‑round magazines and a Flat Dark Earth applied finish. Construction mixes polymer frame components with stainless steel barrel and slide materials for corrosion resistance and durability.
Key Specifications
- Chambered in 5.7 x 28 mm.
- Barrel length is 5 inches with a Tempo-style locked-breech system.
- Thread pattern at the muzzle is 1/2-28 tpi.
- Includes 2 x 22-round detachable magazines.
- Barrel finish is Stainless Armornite.
- Slide material is Stainless Steel.
- Frame material is Polymer with Picatinny-style equipment rail.
- Rate of twist is 1:9″.
- Weight is 26.7 oz (pistol weight as listed).
- Finish color is Flat Dark Earth (FDE) and the slide is optic-ready.
The M&P 5.7 combines the lightweight, ergonomic traits of a polymer-frame pistol with specialized features intended for range use and practical carry applications: a threaded Tempo barrel for accessory fitment, an optic-ready slide for modern sighting solutions, and a flat-face trigger for repeatable trigger engagement. Its mix of stainless components and applied finish provides a balance of durability and corrosion resistance while the included magazines support extended range sessions.
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