Highlights of the Maxim Defense MD9 Line: MD9 916 and MD9 905 and MS9 Suppressor [Video]

September 16, 2025 Products, Videos

Tim Selbrede walks us through the highlights of Maxim Defense’s MD9 line, showcasing the MD9 916 and MD9 905, along with the MS-9 suppressor. The MD9 series features various barrel lengths and utilizes Maxim’s reliable roller-delayed blowback system, available in both CQB and mil-spec carbine lengths. Each firearm is built with out-of-the-box performance in mind, including ambidextrous controls, ACT triggers, and enhanced reliability. The MS-9 suppressor—offered in both rifle and pistol configurations—delivers hearing-safe sound suppression and improved cycling, whether for duty use, training, or recreational shooting.

Watch the video for more!

MD9 916 Designed for Precision and Performance

The Maxim Defense MD9 916 is a 9mm AR-style firearm featuring a 16-inch barrel and a roller-delayed blowback system for smooth, reliable operation. Designed for precision and performance, the MD9 916 includes ambidextrous controls, an ACT trigger, and high-quality construction throughout. It’s ideal for shooters seeking a competition-ready or duty-capable platform that offers reduced recoil and enhanced control right out of the box.

MD9 916 Specs:

Caliber: 9mm
Action: Semi-automatic, blowback operated
Barrel Length: 16 inches
Thread Pattern: 1/2×28
Muzzle Device: Maxim Defense Hatebrake (muzzle brake)
Magazine: One, Glock pattern (accepts G19 or longer magazines)
Capacity: Typically 33+1 rounds
Trigger: ALG Combat Trigger
Charging Handle: Radian Raptor
Safety Selector: Radian Talon
Stock: B5 Systems stock
Handguard: M-Lok compatible
Material: 7075 Aluminum and tool steel
Finish: Type III hard coat anodized
Weight: 6.1 lbs (approximate)
Overall Length: 33 inches (approximate)

Shop MD9 916

The Maxim Defense MD9 905 is a compact 9mm AR-style firearm with a 5.5-inch barrel, built for close-quarters performance and easy maneuverability. It features Maxim’s roller-delayed blowback system for smooth cycling and reduced recoil, even in a shorter configuration. With ambidextrous controls, an ACT trigger, and a rugged, mission-ready design, the MD9 905 is ideal for tactical applications, personal defense, or compact range setups—delivering reliability and control in a small, powerful package.

MD9 905 Specs:

Caliber: 9mm Luger.
Barrel Length: 5.8 inches.
Thread Pitch: 1/2×28.
Weight: Approximately 6.1 lbs (6 lbs 1 oz).
Overall Length (Pistol/SBR): 20 inches.
Material: 7075 Aluminum and tool steel.
Finish: Nitride / Type III Anodizing.
Action: Semi-Auto.
Muzzle Device: Flash Hider.
Trigger: ALG Combat Trigger.
Charging Handle: Radian Charging Handle.
Safety Selector: Radian Selector.
Handguard: M-Lok compatible.
Brace/Stock: CQB Brace (Pistol), or CQB Stock (SBR).
Magazine Compatibility: Accepts all Glock 9mm pattern magazines, G19 and longer.
Muzzle Velocity: 1,150 FPS with Federal FMJ 124gr ammunition.

The Maxim Defense MS-9 is a versatile 9mm suppressor designed for both rifle and pistol configurations. Engineered to deliver hearing-safe performance, the MS-9 reduces sound signature while maintaining reliable firearm cycling. It comes ready out of the box with both rifle and pistol adapters, plus an extender for added flexibility. Whether for duty, training, or recreational shooting, the MS-9 enhances control, reduces recoil, and improves overall shooting comfort—all in a compact, rugged package built to last.