The Smith & Wesson M&P15 Sport III is a purpose-built modern sporting rifle configured for compliant sale in restricted states. It ships with an installed Crimson Trace CTS-106 4.0 MOA red dot optic and a single 10-round magazine, and includes a free-floating 15″ M-LOK handguard and a mid-length gas system. The design emphasizes modularity and accessory compatibility on a 7075-T6 aluminum receiver.
Key Specifications
- The caliber is listed as .223 Rem / 5.56 NATO.
- The barrel measures 16 inches.
- The rifle ships with a single 10-round magazine (state-compliant configuration).
- The overall unloaded weight is listed as 6.5 lbs.
- The handguard is a 15-inch free-floating M-LOK style for accessory mounting.
- The gas system is a mid-length configuration.
- The barrel features 1:8 twist 5R rifling.
- An optic is installed: the Crimson Trace CTS-106 4.0 MOA red dot.
- The receiver material is 7075-T6 aluminum.
- The barrel is threaded with a 1/2×28 muzzle thread pattern.
Configured for sport shooting and range use, the M&P15 Sport III balances a familiar AR-pattern ergonomics package with modern accessory compatibility. The free-floating M-LOK handguard and full-length top rail allow straightforward mounting of sights, lights, and other accessories while the mid-length gas system helps moderate recoil impulse.
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.
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