PRO2A 7.5" 7.62x39 1/10 Pistol Length NR Side Charging Melonite M-LOK AR-15 Upper with Flash Can

Bring hard-hitting, intermediate-power performance to an ultra-compact footprint with this premium 100% American-made upper receiver assembly. The PRO2A 7.5" 7.62x39 Pistol Length NR Side Charging Upper with Flash Can anchors a match-ready, premium Melonite-treated 4150 CMV barrel to a high-end Gibbz Arms G4 non-reciprocating billet upper receiver optimized for maximum maneuverability. Complete with an optimized pistol-length gas operating block, a slim free-float M-LOK handguard, a pre-headspaced premium side-charging bolt carrier assembly with an enhanced firing pin, and a blast-forwarding flash can muzzle device, this assembly delivers everything required to seamlessly convert any standard stripped lower receiver into a responsive personal defense weapon or hard-hitting sub-compact asset.

Key Features

Stationary Side-Charging Interface: Replaces standard rear charging pull tabs with an ergonomic left-side manual handle that runs independently from the bolt carrier's cycling path. The handle stays fully static while firing, eliminating structural interference with optics or support hand holds and sealing off the receiver rear against venting diagnostic gases.
Linear Blast-Directing Flash Can: Outfitted with a premium flash can muzzle device that pushes concussive muzzle blast, high-pressure gases, and flash strictly forward away from the operator. This design significantly reduces felt side-concussion, making it ideal for compact short-barrel configurations and group shooting environments.
Reliable Steel-Case Ignition System: Built precisely to handle the hard military primers standard in affordable steel-cased 7.62x39mm surplus and training ammunition. The pre-headspaced bolt carrier group features an enhanced firing pin with specialized geometry to guarantee reliable, crisp primer strikes on every shot.
Heavy-Duty Melonite Barrel Protection: The 7.5-inch 4150 CMV steel barrel is fully treated with an advanced Salt Bath Melonite finish inside and out. This premium chemical hardening vastly extends bore life against rapid gas throat erosion at the port and shields components against moisture in the field.
Precision 1:10 Right-Hand Twist: Precision button-rifled with a versatile 1:10 twist configuration engineered specifically to maximize rotational velocity and instantaneous projectile stabilization out of the micro-chamber, ensuring uniform downrange groupings.
Slim Profile Free-Float M-LOK Rail: Crafted from premium 6061-T6 aluminum, the free-float rail isolates barrel vibrations to preserve uniform mechanical accuracy while providing massive M-LOK modular real estate.

Technical Specifications

Upper Receiver	Gibbz Arms G4 Non Reciprocating Side Charging Billet Aluminum Receiver with Gen 2 Handle, M4 Feed Ramps, Type III Hardcoat Anodized Black
Charging Style	Left-Side Non-Reciprocating Manual Cocking Handle Assembly (Stays Stationary While Firing)
Barrel Length & Steel	7.5 Inch Profile, 4150 Chrome Moly Vanadium (CMV) Steel, Medium Contour, Melonite Treated
Caliber	7.62x39mm
Twist Rate	1:10 Twist (Optimized for standard 122gr to 124gr projectiles and heavy intermediate loads)
Gas Operating Block	Pistol-Length Direct Impingement System, Low-Profile 0.750" Gas Block Machined from 4140 Steel, Stainless Steel Gas Tube
Muzzle Device	Standard 5/8x24 Thread Pitch, Slimline Multi-Slot Linear Flash Can Hardcoat Anodized Pre-Installed
Handguard	9 Inch Slim Profile Free-Float M-LOK Rail, Full-Length Top Picatinny Rail, Machined from 6061-T6 Aluminum (Tuck Design Over Flash Can)
Manufacturing Origin	100% Made in the USA with Pro2A Tactical Lifetime Factory Warranty

Why Choose This Product?

The PRO2A 7.5" 7.62x39 Pistol Length NR Side Charging Melonite Upper with Flash Can directly solves the three biggest hurdles facing intermediate sub-compact builders: harsh short-range muzzle concussion, light primer strikes on surplus ammunition, and uncomfortable rear manual configurations. While generic short-barreled assemblies generate a violent side blast that can disrupt your firing stance or nearby shooters, our integrated linear flash can channels all sound and pressure directly downrange. This guarantees a significantly tamed operation profile, allowing you to maximize the high-energy, hard-hitting performance of the 7.62x39 cartridge comfortably within a compact build.

Moving your manual charging interface to a static side layout fundamentally accelerates your manipulation speeds. You can comfortably charge the chamber or cycle clearing paths from a natural firing position without disrupting your optical line of sight, breaking your cheek weld, or reaching over the top of massive target turrets. While generic 7.62x39 AR builds frequently experience feeding failures and weak primer ignition due to out-of-spec components, Pro2A Tactical builds this system around an enhanced firing pin and a tailored direct impingement gas block. This setup ensures relentless extraction cycles out of the box while keeping your training and range costs incredibly low by smoothly devouring steel-cased ammo. Backed completely by Pro2A Tactical's signature Lifetime Factory Warranty and engineered with 100% American craftsmanship, this complete upper receiver assembly converts your platform into a high-performance, duty-ready asset with absolute confidence.

SKU	P2ANRX39AX9PIS75CAN-HT
Barrel Length	7.5 inch
Rifle Caliber	7.62x39
Manufacturer	Pro2A Tactical