PRO2A 11.5" 5.56 NATO NR Side Charging Upper with Flash Can

PRO2A 11.5" 5.56 NATO 1/7 Carbine Length NR Side Charging Melonite M-LOK AR-15 Upper with Flash Can

Product Overview

The PRO2A 11.5" 5.56 NATO 1/7 Carbine Length NR Side Charging Melonite M-LOK AR-15 Upper with Flash Can delivers definitive close-quarters operational performance combined with exceptional structural ergonomics. This premium upper receiver drops traditional rear-charging limitations in favor of a smooth, Non-Reciprocating (NR) side-charging manual control layout. To successfully manage the aggressive muzzle blast inherent to compact short-barrel configurations, the assembly features an integrated project-forward linear Flash Can muzzle device tucked cleanly inside the handguard. It strikes the perfect intermediate balance between velocity retention, reliable cycling, and direct operator comfort.

Key Features

Non-Reciprocating Side Charging: Fluid manual control side handle remains completely stationary while firing, providing smooth operation without interfering with tactical optics, mounts, or tracking sightlines.
Linear Flash Can Muzzle Device: Tames severe short-barrel muzzle blast by forcing sound pressure, thermal expansion, and aggressive concussive shock waves directly downrange and completely away from the operator.
Maneuverable 11.5-Inch Profile: Yields superior structural handling speeds and fast transition indexing in tight spaces while preserving essential caliber ballistic velocity.
Versatile 1/7 Twist Rate: Precision-rifled land profile engineered explicitly to rotationally stabilize a vast array of common 5.56mm projectiles, including heavy mil-spec or defensive grain variations.
QPQ Melonite Surface Hardening: Premium Salt Bath Nitride finish shields internal rifling and external steel surfaces against corrosive moisture, rapid thermal transfer, and surface scoring.
Free-Float Slim Handguard: Enhances intrinsic accuracy by isolating barrel harmonics, providing an extended layout to partially tuck the flash can for a streamlined aesthetic while supplying full modular attachment real estate.

Technical Specifications

Charging System:	Non-Reciprocating (NR) Left-Side Charging Layout
Muzzle Device:	1/2x28 Slimline Linear Flash Can (Blast Forwarder Device) Tucked Under Rail
Caliber / Chamber:	5.56 NATO (Accepts .223 Remington projectiles reliably)
Barrel Length & Contour:	11.5 Inches Medium Profile
Barrel Material:	4150 Chrome Moly Vanadium Steel
Twist Rate:	1:7 Twist
Barrel Coating Finish:	QPQ Melonite / Black Nitride Corrosion-Resistant Exterior and Interior Lining
Gas System Length:	Carbine-Length Gas System with 0.750" Low Profile Gas Block
Upper Receiver Type:	Gibbz Arms G4 Billet Aluminum Side-Charging Receiver, Gen 2 Handle (Type III Hardcoat Anodized)
Handguard Profile:	12 Inch Slim Free-Float Modular M-LOK Rail (Extended layout to partially tuck Flash Can)
Manufacturing Origin:	100% Proudly Made in the USA

Why Choose This Product?

Short-barreled 5.56 platforms are highly maneuverable, but they often present significant downsides—namely reduced gas system dwell time and punishing concussive muzzle blast to the shooter. Traditional rear charging handles also force you to break your cheek weld and drop out of your optical plane just to manipulate the bolt. The PRO2A 11.5" Side Charging Upper eliminates these bottlenecks entirely, providing a fluid side-charging configuration that lets you cycle the action comfortably while staying completely locked onto your downrange target.Furthermore, opting for an 11.5-inch barrel over a common 10.5-inch variant dramatically increases gas system dwell time. This structural optimization lowers component wear, softens the overall recoil impulse, and ensures high operational reliability. By pairing this barrel with a project-forward linear flash can, harsh sound pressure and muzzle flame are directed completely away from your face and ears. Enveloped in an ultra-durable QPQ Melonite anti-corrosion barrier, matched with a rigid billet receiver, and finished with a lightweight free-float M-LOK rail system, this drop-in platform strips away configuration headaches to give you a clean-cycling precision powerhouse built for severe service straight out of the box.

More Information

More Information
SKU	P2ANR556AX12CAR115CAN-WLA
Barrel Length	11.5 inch
Rifle Caliber	5.56 NATO
Manufacturer	Pro2A Tactical

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