Sons of Liberty Gun Works AR-15 L89 Pinned and Welded Complete Upper Receiver 5.56x45mm 13.7" Barrel 13.75" L89 M-LOK Rail

Name: Sons of Liberty Gun Works AR-15 L89 Pinned and Welded Complete Upper Receiver 5.56x45mm 13.7" Barrel 13.75" L89 M-LOK Rail
Brand: MidwayUSA
Price: 950 USD
Availability: InStock

Sold byMidwayUSA•Posted Apr 27, 2026

Compare prices for Sons of Liberty Gun Works AR-15 L89 Pinned and Welded Complete Upper Receiver 5.56x45mm 13.7" Barrel 13.75" L89 M-LOK Rail

$950.00

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Deal Summary

Currently in stock.
Caliber: 223/5.56
Category: parts
UPC: 64462506811500
SKU: 468492
Brand: Sons Of Liberty Gun Works

Price History

Deal Details

These Sons of Liberty Gun Works L89 Upper Receiver Groups are built using a forged upper. These uppers have V2 Button rifled barrels, V2 4140 gas block, and offered in a variety of length and muzzle device options. L89 rails have 7-sided MLOK, and integral QD's for maximum available MLOK utilization. FeaturesButton Rifled BarrelM-LOK Rail

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