Product Overview

The PRO2A LEFT HAND 10.5" 5.56 NATO 1/7 Carbine Length Melonite M-LOK AR-15 Upper with Flash Can is a mirror-engineered, standalone top-end assembly purpose-built to deliver premium ergonomics and muzzle blast shielding for left-handed operators. Centered around a **dedicated Left-Eject forged receiver**, this assembly completely moves the spent casing trajectory and hot blast gases away from standard layouts to keep them safely clear of left-dominant shooters. The 10.5-inch barrel is a classic length for a highly responsive close-quarters platform, delivering exceptional handling. Featuring an integrated linear blast forwarding device recessed smoothly within an extended modular handguard, this upper assembly will mate to any standard ar-15 lower receiver without any tools or modification.

Key Features

• True Left-Hand Architecture: Engineered with a dedicated left-side ejection port to prevent face-directed hot brass and gas blowback exposure for southpaw shooters.
• Concussive Muzzle Redirection: Pre-installed slimline flash can drives expanding gas pressures and heavy sound concussion directly downrange, keeping the operator comfortable during closed-structure or indoor training.
• Maneuverable 10.5-Inch CQB Profile: Offers an ideal balance of compact handling and reliable velocity thresholds, maximizing tactical effectiveness in tight structural boundaries.
• Extended Handguard Architecture: Extended free-float rail recesses the muzzle assembly cleanly beneath the handguard for maximum grip real estate and sleek aesthetic integration.
• Military-Grade 1:7 Twist Profile: Highly optimized to reliably stabilize heavier tactical projectiles (such as 62gr, 69gr, and 77gr duty loads) even over shorter CQB-length barrels.
• Sub-Surface Melonite QPQ Armor: Liquid-immersion nitriding infuses deep surface protection across the 4150 CMV steel barrel core, safeguarding critical lands and grooves from harsh throat attrition.

Technical Specifications

Why Choose This Product

This standalone 10.5-inch barreled upper receiver assembly provides a highly specialized platform that completely modernizes left-handed shooting dynamics. Transitioning weapon indexing to a left-ejecting path removes the awkward gas-in-the-face exposure common to southpaws operating standard configurations. By pairing this customized receiver track with a recessed linear blast forwarding device, you resolve the uncomfortable lateral concussions typical of short-barrel setups when training indoors. Because it focuses purely on the core barreled receiver assembly, this layout allows you to drop in your choice of a dedicated left-handed bolt carrier group and preferred rear or ambidextrous charging handle without paying for unneeded lower package components. Proudly manufactured in the USA to unrelenting tactical tolerances, it delivers reliable field accuracy right out of the box.