The Smith & Wesson M&P9 Shield Plus is a micro-compact, striker-fired handgun built for everyday carry and concealed use. It pairs a compact 3.7-inch threaded stainless barrel with an optic-ready slide and tritium night sights to support low-light carry and practical defensive readiness. Its slim profile and enhanced grip texture are engineered for comfortable all-day carry and controllable handling in real-world use.
Key Specifications
- The pistol is chambered in 9mm Luger for common, readily available ammunition.
- The barrel measures 3.7 inches and is finished in stainless steel with a threaded muzzle for accessory use.
- The slide is optic-ready with a Shield/RMSc footprint to accept compatible micro red-dot sights.
- The handgun features tritium night sights with an orange ring front and a black rear for low-light acquisition; front sight is night sight.
- The frame is made from black polymer with an enhanced texture for improved purchase while concealed carrying.
- The slide material is stainless steel with an Armornite applied finish for corrosion resistance.
- This model is striker-fired with a flat-faced trigger and a tactile, audible reset to support consistent trigger finger placement.
- The package description indicates multiple magazines are supplied: one 10‑round, one 13‑round, and one 15‑round magazine are listed as included.
- The muzzle thread pattern is specified as 1/2×28 for standard 9mm accessories.
Magazine capacity laws vary by state. States that commonly restrict magazines to 10 rounds include: Hawaii, California, Connecticut, District of Columbia, Illinois, Maryland, Massachusetts, New Jersey, New York, Rhode Island, Vermont, Washington, and Colorado. Confirm local laws before purchase or transfer.
The Shield Plus balances a micro-compact footprint with features typically found on larger pistols—optic compatibility, night sights, and a threaded barrel—making it suitable for informed users seeking a compact EDC platform with accessory flexibility. Its polymer frame and corrosion-resistant slide finish emphasize durability and everyday serviceability. For buyers, this configuration is most relevant to concealed carry and everyday defensive readiness where optic options and a threaded muzzle are desired.
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