S&W M&P15 Sport III 5.56/.223 16-Inch Red Dot Rifle

The Smith & Wesson M&P15 Sport III is a modern sporting rifle chambered for .223 Remington/5.56 NATO. It features a 16-inch threaded barrel, mid-length gas system, free-floating 15-inch M-LOK handguard, and an included Crimson Trace CTS-106 red dot sight. The black rifle also includes a six-position adjustable stock and full-length Picatinny-style top rail.

Key Specifications

• The rifle is chambered for .223 Remington/5.56 NATO.
• The barrel measures 16 inches and is threaded.
• The action is gas-operated semi-automatic.
• The barrel uses a 1:8-inch twist rate with 5R rifling.
• The handguard is a free-floating 15-inch M-LOK design.
• The rifle includes a Crimson Trace CTS-106 4.0 MOA red dot sight.
• The receiver is constructed from 7075-T6 aluminum.
• The stock is a six-position adjustable collapsible design.
• The rifle has a 35-inch overall length extended and 32-inch length collapsed.
• The listed rifle weight is 6.5 pounds.

With its free-floating handguard, mid-length gas system, threaded barrel, adjustable stock, and integrated red dot optic, the M&P15 Sport III provides a practical configuration for range use and general sporting applications. Its accessory-ready layout supports a straightforward, adaptable setup for shooters who value established controls and clearly specified features.

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