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7.5 inch AR-15 LEFT HANDED Non Reciprocating Side Charging 350 LEGEND Pistol Keymod Upper

PRO2A LEFT HAND 7.5" 350 Legend 1/16 Pistol Length NR Side Charging Melonite M-LOK AR-15 Upper

PRO2A LEFT HAND 7.5" 350 Legend 1/16 Pistol Length NR Side Charging Melonite M-LOK AR-15 Upper with Flash Can

Special Price $629.99 $769.99
Availability:
In stock
SKU
P2ALNR350LAX9PIS75CAN-TK
PRO2A LEFT HAND 7.5" 350 Legend 1/16 Pistol Length NR Side Charging Melonite M-LOK AR-15 Upper with Flash Can

PRO2A LEFT HAND 7.5" 350 Legend 1/16 Pistol Length NR Side Charging Melonite M-LOK AR-15 Upper with Flash Can

Product Description

Experience heavy-hitting straight-wall firepower from an ultra-compact footprint with the PRO2A LEFT HAND 7.5" 350 Legend Pistol-Length Non-Reciprocating (NR) Side Charging AR-15 Upper Kit with Flash Can. Engineered specifically to fulfill the ergonomic needs of left-handed marksmen, this master build package eliminates right-side gas blowback, chemical odor lines, and hot shell debris from tracking across your line of sight by utilizing a dedicated left-ejecting platform. To tame the intense muzzle concussion typical of micro straight-wall configurations, an integrated linear flash can forces expanding gases and pressure forces downrange.

Key Features

  • True Left-Hand Architecture: Configured with a dedicated left-side ejection orientation to safely route spent casing paths and high-pressure expansion gases away from southpaw operators.
  • Non-Reciprocating Right-Side Charger: The premium patent-pending Gibbz Arms G4 billet receiver ensures the side-charging handle remains completely stationary while firing to maintain unobstructed visual clearance under oversized optics, red dots, or thermal scopes.
  • Forward-Directed Flash Can: The integrated slimline linear muzzle device tames severe micro-barrel percussion lines by capturing blast expansion and routing pressure forces straight down the firing line.
  • QPQ Melonite Extreme Armor: Inside barrel bore, chamber throat, and exterior walls are fully liquid nitrocarburized to maximize surface hardness, improve thermal dissipation boundaries, and resist extreme environmental degradation.
  • Recessed M-LOK Workspace: Features a continuous top Picatinny rail interface seamlessly blended into a free-floating M-LOK handguard that clean-recesses the muzzle flash can for a unified, streamlined aesthetic footprint.

Technical Specifications

Caliber / Chambering350 Legend (Straight-Walled Rifle Cartridge)
Receiver OrientationDedicated Left-Hand Ejection Port Geometry
Upper Receiver HousingGibbz Arms G4 Billet Non-Reciprocating Side Charging, Left-Ejecting Specific, 7075-T6 Aluminum, Type III Hardcoat Anodized
Charging SystemRight-Side Non-Reciprocating Handle Assembly (Gen 2 Handle Components Included)
Barrel Length / Steel7.5 Inches / 4150 Chrome Moly Vanadium (CMV) Steel
Barrel Finish & ProfileQPQ Melonite / Black Nitride Finish (Internal & External) — Medium Profile
Twist Rate / Feed Ramps1:16 Twist / Single-Large M4 Feed Ramp Profile for Reliable Straight-Wall Case Feeding
Gas System MechanicsPistol Length Direct Impingement with a 0.750" Low-Profile Steel Gas Block
Handguard System9 Inch Free-Float 6061-T6 Aluminum Modular M-LOK Rail System
Muzzle ConfigurationSlimline Linear Flash Can (Concussive Diffuser Shroud) / 5/8x24 TPI Thread Pitch
Manufacturing Origin100% Designed, Machined, and Assembled in the United States
Warranty ProtectionBacked by Pro2A Tactical's Structural Lifetime Warranty

Why Choose This Product?

The PRO2A Left-Hand 7.5" 350 Legend Non-Reciprocating Side Charging Kit removes the historical frustration of building a compact straight-wall platform for southpaw shooters by delivering a perfectly tuned, headspaced mechanical system right out of the box. Straight-walled cartridges often trigger feeding failures on unoptimized micro setups. This configuration eliminates those obstacles completely by pairing custom left-hand single large M4 feed ramps with an advanced matching left-handed side-charging full-auto carrier. Traditional rear-charging systems compromise optic mounts or force operators to wrestle with awkward manual charging clearance boundaries. Utilizing the specialized Gibbz Arms G4 architecture ensures smooth charging execution, while the integrated linear muzzle shroud forces aggressive short-barrel muzzle blast forward down the firing line. Completed with a robust stabilizing blade assembly and backed by an unconditional Structural Lifetime Warranty, it stands out as an elite choice for high-tier compact defensive platform expansions.

More Information
SKU P2ALNR350LAX9PIS75CAN-TK
Barrel Length 7.5 inch
Rifle Caliber 350 Legend
Manufacturer Pro2A Tactical
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