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5 inch 9mm M-LOK Side Charging AR Pistol | Pro2A Tactical

P2A VALIANT 5" 9mm 1/10 Pistol Caliber Melonite M-LOK Pistol

3 inch 9mm AR-15 Pistol | NR Side Charging | Pro2A Tactical

P2A VALIANT 3" 9mm 1/10 Pistol Caliber Melonite M-LOK Pistol

P2A PATRIOT 3" 9mm 1/10 Pistol Caliber Melonite M-LOK Pistol

Rating:
99 % of 100
Special Price $669.99 $849.99
Availability:
In stock
SKU
P2APAT-9MMAX4N3CAN-1.10-ASS
P2A PATRIOT 3" 9mm 1/10 Pistol Caliber Melonite M-LOK Pistol | Pro2A Tactical

P2A PATRIOT 3" 9mm 1/10 Pistol Caliber Melonite M-LOK Pistol

The Ultimate Micro Footprint AR-9 Platform Engineered for Maximum Discreet Concealment

Deploy maximum personal defense capability from the most compact, ultra-short footprint possible in the AR platform. The P2A PATRIOT 3" 9mm Pistol Caliber Melonite M-LOK Pistol is a fully assembled, factory function-tested micro firearm meticulously optimized to guarantee absolute pistol-caliber carbine (PCC) reliability within a sub-compact architecture. While traditional piecemeal home builds often fail due to mismatched buffer metrics and out-of-spec springs on ultra-short barrels, this model pairs a micro-sized 3-inch 4150 CMV steel barrel with a low-maintenance, gas-block-free direct blowback operating system. This configuration matches an enhanced, heavy 9mm blowback bolt carrier group with a specialized heavy buffer spring network to ensure uniform extraction cycles and reliable primer ignition. Delivering the low operating costs and widespread availability of the 9x19mm round in a nimble, fast-tracking package, this turnkey platform removes all build-related stress. Proudly 100% designed, machined, and precision-assembled in the USA.

Key Features

  • Turnkey Factory Assembled Micro Package: Skip the frustration of troubleshooting micro PCC cycling variables. This complete pistol arrives fully timed, configured, and headspace-checked under strict internal quality metrics.
  • Ultra-Short 3-Inch Micro Barrel: Engineered for ultimate discreet storage, transport, and rapid close-quarters deployment inside confined vehicle spaces or executive protection roles.
  • Solid Direct Blowback Operating System: Simplifies internal cycling architecture by completely eliminating the need for a gas block or gas tube, meaning cleaner long-term carbon tracking and enhanced component durability.
  • Melonite/Nitride Barrel Protection: The heavy-duty 4150 CMV steel barrel undergoes an advanced Salt Bath Melonite chemical hardening process inside and out. This treatment vastly extends bore life against rapid pressure wear and shields components from outdoor field moisture.
  • Versatile 1:10 Twist Rate Profile: Precision button-rifled with a clean 1:10 twist configuration explicitly engineered to perfectly stabilize standard 115-grain, 124-grain, and heavy defensive loads with maximum mechanical consistency over short bore travel.
  • Slim Profile Free-Float M-LOK Rail: Machined from high-strength 6061-T6 aluminum, the free-float rail isolates barrel vibrations to preserve uniform mechanical accuracy while offering a sleek outer profile with full accessory real estate.

Technical Specifications

Caliber Compatibility 9mm Luger / 9x19mm Parabellum
Barrel Length & Steel 3 Inch Micro Profile, 4150 Chrome Moly Vanadium Steel, Melonite Treated
Twist Rate 1:10 Twist (Optimized to stabilize a wide range of target and heavy defensive ammunition)
Gas / Operating System Solid Direct Blowback Operating System (No Gas Tube or Gas Block Needed)
Upper Receiver Mil-Spec AR-9 Billet Aluminum, Ejection Port Optimized for Pistol Calibers, Type III Hardcoat Anodized Black Finish
Lower Receiver Dedicated AR-9 Style Lower, Billet 7075-T6 Aluminum, Type III Hardcoat Anodized Black Finish
Bolt Carrier Group Premium heavy blowback BCG optimized for 9mm, M16 Profile, Nitride Finish, Glock/Colt Compatible
Muzzle Device Standard 1/2-28 Thread Pitch, Slimline Flash Can
Handguard Structure 4" Slim Profile Free-Float M-LOK Rail, Full-Length Top Picatinny Rail, Machined from 6061-T6 Aluminum
Charging Handle Standard Milspec AR-15 Charging Handle
Lower Parts Kit Complete Mil-Spec Lower Parts Kit (LPK) with Crisp Single-Stage Fire Control Group and Standard A2 Grip
Blade Assembly High Density Polymer Adjustable Blade, Pistol Buffer Tube (Receiver Extension), Heavy 8oz PCC Recoil Buffer, and Extra Power PCC Buffer Spring Assembly
Magazine (1) PMAG or Compatible 9mm Glock Magazine
Manufacturing Origin 100% Made in the USA with Pro2A Tactical Lifetime Factory Warranty

Why Choose This Product?

The P2A PATRIOT 3" 9mm M-LOK Pistol directly solves the primary challenge faced when building an ultra-short, sub-compact pistol-caliber firearm: balancing reciprocal slide mass against micro spring timing windows. Direct blowback systems rely heavily on exact component weights to cycle safely and reliably. Sourcing separate lower components, springs, blowback bolts, and buffer weights from disparate e-commerce brands frequently results in failure-to-feed or harsh out-of-battery ignition paths when running standard ammunition on a 3-inch setup. Pro2A Tactical permanently eliminates these headaches by precision-machining, headspacing, and testing the entire core operating block together as a single harmonious unit.

Furthermore, deploying an ultra-compact 3-inch barrel strikes the absolute operational sweet spot for an AR-9 pattern platform meant for maximum portability. It provides a micro-footprint layout that packs away cleanly inside standard discreet sling bags or vehicle vaults while preserving standard modern semi-automatic ergonomics and modular accessory customization. Built to withstand punishing rapid-fire schedules, the combination of forged 7075-T6 aluminum shells and a chemically hardened core guarantees lasting field dependability. Backed completely by Pro2A Tactical's signature Lifetime Factory Warranty and engineered with 100% American craftsmanship, this complete platform delivers professional, defense-ready security with absolute confidence.

Partnering with some of the best manufacturers in the industry, we bring you a line of rifles and pistols with unrivaled quality for the cost, the “Patriot”. Every Patriot firearm is carefully built and assembled by our team of experienced armorers who knows the importance of reliability and repeatability. Every component is manufactured to milspec or better standards to ensure a high quality firearm is produced. Whether it is for sporting, hunting, or recreational needs, our Patriot Line of rifles and pistols is more than capable to live up to the task. The Patriot line combines quality with affordability because every enthusiast deserves it.

More Information
SKU P2APAT-9MMAX4N3CAN-1.10-ASS
Model PATRIOT
Barrel Length 3 inch
Pistol Caliber 9mm
Manufacturer Pro2A Tactical
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