American Defense ADM4 M-LOK 16″ 5.56 NATO Rifle

The American Defense Mfg ADM4 is built on a billet aluminum, fully ambidextrous upper and lower receiver set and features a slick-sided magazine well for streamlined handling. This M-LOK equipped AR-style rifle comes with a 16″ barrel chambered in .223 Rem / 5.56 NATO and is finished in matte black. The ADM4 ships with a polymer grip and polymer stock and includes one magazine, offering a ready-to-use platform for range, competition, and modular upgrades. Its semi-automatic action and 30-round capacity reflect common modern sporting rifle configurations.

Key Specifications

• The model is ADM4.
• The caliber is .223 Rem / 5.56 NATO.
• The barrel length is 16″.
• The action is Semi-Auto.
• The magazine capacity is 30 rounds.
• The finish is Matte Black.
• The grip material is Polymer.
• The stock type is Polymer.
• The receiver set is machined from billet aluminum.
• Includes 1 magazine with the rifle.

Built around a durable billet receiver set and a modular M-LOK platform, the ADM4 combines refined construction with user-focused ergonomics. The rifle provides a stable foundation for optics and accessory upgrades while delivering practical features favored by experienced shooters for range use, competition, and customization.