Sons of Liberty Gun Works L89 V2, Complete Upper Receiver, 556NATO, 13.7" Pinned (16.5" OAL) Button-Rifled Barrel, NOX-9 Flash Hider, Low Profile Gas Block, Black M4L89UPPER-13.7-556

SKU: 1000254
Manufacturer part number: M4L89UPPER-13.7-556
UPC: 669185245837
Availability: Out of stock
Old price: $1,000.00
$883.00
Sons of Liberty Gun Works L89 V2 13.7" 5.56 Upper

Sons of Liberty Gun Works L89 V2 Complete Upper Receiver 13.7" 5.56 NATO M4L89UPPER-13.7-556 UPC 669185245837

Build a high-quality, reliable AR-15 with the Sons of Liberty Gun Works L89 V2 Complete Upper Receiver. This premium upper assembly is designed for shooters who demand exceptional performance and durability in a compact package.

Sons of Liberty Gun Works L89 V2 Upper Receiver

The Sons of Liberty Gun Works L89 V2 Complete Upper is a factory-assembled, ready-to-install AR-15 upper receiver. It features a 13.7-inch button-rifled barrel chambered in 5.56 NATO, paired with a pinned and welded NOX-9 flash hider that brings the overall length to 16.5 inches. This configuration allows for a shorter barrel while remaining compliant with federal length requirements. The upper comes equipped with a low-profile gas block and is finished in a durable black coating. Built with Sons of Liberty Gun Works’ commitment to quality and precision, this L89 V2 upper delivers reliable function and accuracy. The model M4L89UPPER-13.7-556 is an excellent choice for building a compact, maneuverable rifle without sacrificing performance. The UPC 669185245837 identifies this specific 13.7" 5.56 configuration.

Key Features of the M4L89UPPER-13.7-556

  • Product Type: Complete Upper Receiver
  • Brand: Sons of Liberty Gun Works
  • Model Number: M4L89UPPER-13.7-556
  • Caliber: 5.56 NATO
  • Barrel Length: 13.7 Inches (Pinned)
  • Overall Length: 16.5 Inches
  • Barrel Type: Button-Rifled
  • Muzzle Device: NOX-9 Flash Hider (Pinned & Welded)
  • Gas Block: Low Profile
  • Color: Black
  • Best For: AR-15 Builds, Compact Rifles, Home Defense, Tactical Use

Ideal for Compact AR-15 Builds

The Sons of Liberty Gun Works L89 V2 Upper is perfect for shooters looking to build a short, maneuverable 5.56 AR-15 with a pinned muzzle device for legal compliance and reliable performance.

Product Specifications

Brand: Sons of Liberty Gun Works

Product: L89 V2 Complete Upper

Model Number: M4L89UPPER-13.7-556

Best For: AR-15 Upper Receivers, 13.7" AR-15 Builds, Sons of Liberty Gun Works Uppers

Why Choose the Sons of Liberty Gun Works L89 V2?

The M4L89UPPER-13.7-556 offers a high-quality, ready-to-install 13.7" 5.56 upper with a pinned NOX-9 flash hider, delivering reliability and performance in a compact package.

Sons of Liberty Gun Works. L89 V2 Upper. M4L89UPPER-13.7-556. 669185245837.The End

Products specifications
CategoryParts
ManufacturerSons OF Liberty Gun Works
SubCategoryUppers
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