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7.5 inch LEFT HAND 400 Legend Upper | Grab One Now!

PRO2A LEFT HAND 7.5" 400 Legend 1/16 Pistol Length Melonite M-LOK AR-15 Upper with Flash Can

PRO2A LEFT HAND 10.5" 400 Legend 1/16 Pistol Length Melonite M-LOK AR-15 Upper with Flash Can

Special Price $409.99 $589.99
Availability:
In stock
SKU
P2AL400AX12PIS105CAN-HT
PRO2A LEFT HAND 10.5" 400 Legend 1/16 Pistol Length Melonite M-LOK AR-15 Upper with Flash Can | Pro2A Tactical

PRO2A LEFT HAND 10.5" 400 Legend 1/16 Pistol Length Melonite M-LOK AR-15 Upper with Flash Can

Product Description

Pack immense straight-wall knockdown power into a maneuverable, compact platform without the harsh muzzle concussion or standard ejection blowback. The PRO2A LEFT HAND 10.5" 400 Legend Pistol Length Melonite M-LOK Upper Assembly with Flash Can strikes the perfect balance between velocity retention and tight-quarters portability, all while keeping operational safety and comfort exceptionally tuned for left-handed operators. Specially engineered to handle the unique case geometry and pressure matrix of straight-walled hunting rounds, this left-handed version incorporates a dedicated linear blast-forwarding Flash Can device. This component catches expanding gases and high-pressure sound vectors at the muzzle, projecting concussion directly downrange and away from the shooter. Constructed around a premium left-hand ejecting forged 7075-T6 aluminum receiver with feed geometry optimized for thick straight-wall ammunition body cycling, this setup keeps escaping gases and spent brass away from your face. It houses a 10.5-inch 4150 CMV medium profile barrel with a stable 1:16 twist rate that keeps heavy hunting projectiles perfectly stabilized.

Key Features

  • True Left-Hand Ejection: Dedicated mirror-image upper receiver layout keeps hot spent cases and blowback gases out of the left-handed shooter's line of sight.
  • Muzzle Blast Forwarding Flash Can: Custom linear flash device directs concussive force, sound pressure, and expanding gas away from the operator, making short-barrel straight-wall firing far more comfortable.
  • Balanced 10.5" Build Profile: Engineered for extreme portability in dense brush or close quarters while maintaining superior velocity scaling and downrange kinetic energy compared to shorter barrel variants.
  • High-Impact 400 Legend Caliber: Custom chambered to deploy Winchester's straight-wall platform, maximizing downrange energy signatures from a highly portable configuration.
  • Specialized Straight-Wall Feed Optimization: Receiver feed contours are structured explicitly to prevent standard feeding hiccups associated with thick straight-walled ammunition.
  • Free-Float Slim M-LOK Rails: Premium free-float aluminum handguard system isolates the barrel profile from hand pressure vectors to protect inherent mechanical consistency (hiding the base of the Flash Can).
  • Liquid Bath Nitride Finish: Full interior and exterior QPQ Melonite barrel treatment ensures maximum lifecycle defense against severe friction, heat wear, and harsh environmental moisture.

Technical Specifications

Upper Receiver TypeLeft-Hand Eject Mil-Spec Billet Aluminum, Optimized Straight-Wall Profile, Single Large Feed Ramp, Type III Hardcoat Anodized Black
Barrel Length & Profile10.5-Inch Medium Profile Barrel
Caliber400 Legend (Winchester Straight-Wall)
Twist Rate1:16 Twist Rate (Optimized for standard weight straight-wall hunting loads)
Barrel Material & Finish4150 Chrome Moly Vanadium (CMV) Steel with QPQ Melonite Nitride Finish
Gas System TopologyPistol Length Direct Impingement System with Low-Profile Gas Block
Handguard Matrix12 Inch Slim Free Float Aluminum M-LOK Handguard Rail System (Hides the base of the Flash Can device)
Muzzle DeviceCustom Linear Blast Forwarding Flash Can, 5/8x24 Thread Pitch Configuration

Why Choose This Product?

Shorter big-bore barrels often generate intense concussion and excessive muzzle blast that disrupts the shooter's secondary tracking accuracy—an issue amplified for left-handed marksmen forced to use standard right-handed setups. Pro2A Tactical resolves this directly. By integrating a dedicated blast-forwarding Flash Can with a precision-altered left-hand single feed ramp receiver and a 10.5-inch Melonite barrel, this upper balances optimized velocity metrics with comfortable, safe, and reliable operation proudly engineered in the USA.

More Information
SKU P2AL400AX12PIS105CAN-HT
Barrel Length 10.5 inch
Rifle Caliber 400 Legend
Manufacturer Pro2A Tactical
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