Maxim PDX Upper - 300 Blackout - 5.5" - 1:5 - Pistol - Black

Dominate Close Quarters with Unmatched Power and Precision

For operators and enthusiasts who demand the best in personal defense and tactical performance, this 5.5-inch barreled upper receiver group (URG) in 300 Blackout is engineered to excel in close-quarter encounters. Designed to seamlessly integrate with any Mil-Spec lower receiver, this compact powerhouse delivers maximum energy on target without compromising accuracy at extended ranges. Its ultra-short 14-inch overall length makes it the ultimate choice for concealed carry, home defense, or high-stakes operations where maneuverability and discretion are paramount. Whether you're navigating tight urban environments or preparing for rapid response scenarios, this URG, featuring the innovative HATEBRAKE™ Muzzle Booster, redefines performance in short-barrel platforms by reducing recoil and directing concussion waves downrange, ensuring you maintain control and situational awareness.

• Caliber: 300 Blackout, optimized for subsonic and supersonic ammunition.
• Barrel Length: 5.5 inches, ideal for compact builds and close-quarters combat.
• Overall Length: 14 inches, enhancing concealability and maneuverability.
• HATEBRAKE™ Muzzle Booster: Reduces recoil, minimizes flash signature, and directs gasses away from the operator.
• Direct Impingement System: Ensures reliable cycling and consistent performance.
• Materials: Constructed from military-grade 6Al-4V Titanium, 17-4 Stainless Steel, and 7075/6061 Aluminum for durability.
• Handguard: M-slot compatible with HK height rail for superior rigidity and accessory mounting.