The Smith & Wesson M&P15 Sport III is the latest revision of S&W’s entry-level AR-15 platform, chambered in 5.56 NATO with a 16-inch barrel and finished in a distinctive white over an M-LOK-compatible handguard (brand part no. 14799). This particular configuration is built to California-compliant specifications, making it a legal, ready-to-run option for shooters in restrictive states without sacrificing the reliability the Sport line is known for. The M-LOK handguard gives shooters a modern, keyless way to attach lights, grips and other accessories, while the 16-inch barrel keeps the rifle both legal-length and easy to maneuver. It is a straightforward, dependable AR-15 for home defense, range use or as a base for further customization.

Key Specifications

• Chambered in 5.56 NATO with a 10-round magazine in this California-compliant configuration.
• 16-inch barrel at the legal minimum length for a non-NFA rifle.
• M-LOK compatible handguard gives a modern, keyless way to attach accessories.
• White finish sets this Sport III apart from the standard black M&P15 lineup.
• California-compliant configuration built to meet the state’s specific feature requirements.
• Direct-impingement semi-automatic action the same operating system used across the M&P15 Sport lineup.

Frequently Asked Questions

Is this rifle compliant for sale in California? Yes, this configuration is built to California’s compliance requirements.

What handguard does it use? It uses an M-LOK compatible handguard for attaching accessories without a proprietary rail system.

What is the barrel length? It has a 16-inch barrel, the legal minimum length for a non-NFA rifle.

Buy the Smith & Wesson M&P15 Sport III Rifle

Order the Smith & Wesson M&P15 Sport III from our Lubbock, Texas gun shop for fast, insured shipping to your FFL. This California-compliant configuration gives restricted-state shooters a dependable, ready-to-run AR-15 platform. Our Lubbock, Texas team can help confirm state compliance details before it ships. See more from Smith & Wesson or browse our full AR-style rifles selection.