Maxim Defense MDX 516 5.56 16″ 30RD ARID FDE

The Maxim MDX 516 is an AR-pattern, semi-automatic firearm chambered for .223 Rem/5.56 NATO with a 16″ barrel and a 30-round magazine capacity. It features an M-LOK compatible forend and a Flat Dark Earth finish. The platform is configured to serve shooters who value modularity and ergonomic handling for range work and general-purpose sporting use.

Key Specifications

• Chambering is .223 REM/5.56 NATO.
• The barrel measures 16″.
• The action is Semi-Auto.
• The listed capacity is 30 rounds.
• The exterior finish/color is Flat Dark Earth.
• The forend/handguard style is noted as M-LOK.
• The product type is classified as Rifle in the provided attributes.
• The subcategory provided is Modern Sporting Rifles.
• The model designation in the marketed name is MDX 516.

Engineered around an AR-style platform with attention to modular accessories, the MDX 516 balances familiar ergonomics with modern interface options for optics and attachments. Its combination of a 16″ barrel, M-LOK compatibility, and a 30-round capacity makes it a straightforward choice for shooters seeking a capable, adaptable firearm for range use and general sporting applications.