The Smith & Wesson M&P15 Sport III is purpose-engineered as a robust and adaptable AR platform, chambered in 5.56mm NATO. Utilizing a direct impingement gas system, this rifle ensures consistent operational cycling, establishing it as a reliable solution for diverse applications including recreational marksmanship, tactical training regimens, and personal defense requirements. Its 16-inch barrel is dimensioned to optimize ballistic performance for the 5.56mm cartridge, providing a capable foundation.
Key Features
Chambering Versatility
Chambered in 5.56mm NATO, this rifle also safely accommodates .223 Remington ammunition, offering ammunition sourcing flexibility.
Optimized Barrel Profile
The 16-inch barrel is constructed for sustained accuracy and durability, contributing to consistent downrange performance.
Standardized Operating System
Incorporating the proven AR-15 direct impingement operating system ensures operator familiarity, simplified field stripping, and straightforward maintenance protocols.
Integrated Accessory Rail
An integrated Picatinny top rail facilitates the secure mounting of essential optical sighting systems and other aiming solutions, ensuring immediate weapon system integration.
Platform Modularity
Designed for broad compatibility with a wide array of aftermarket firearm accessories, including handguards, pistol grips, and buttstocks, this rifle supports user-specific customization to optimize ergonomics and mission-specific requirements.
Operational Reliability
Engineered for consistent performance and demonstrable reliability across varying environmental and operational conditions.
Technical Specifications
- Caliber: 5.56mm NATO / .223 Remington
- Barrel Length: 16 inches
- Operating System: Direct Impingement Gas System
- Rail Type: Integrated Picatinny Top Rail
- Capacity: Compatible with standard AR-15 pattern magazines
The M&P15 Sport III stands as a dependable firearm for general range use or adaptable precision applications. Its foundational design ensures straightforward integration with common shooting range equipment and facilitates maintenance using standard gun cleaning supplies. This rifle provides a practical choice for users prioritizing dependable functionality and extensive customization potential within the AR platform.









