Sons of Liberty Gun Works L89 V2 5.56 16" Upper 5.56x45mm 1:7 M-LOK Rail Mid-Length, Black

All Sons of Liberty Gun Works upper receivers
Sons of Liberty Gun Works L89 V2 5.56 16" Upper 5.56x45mm 1:7 M-LOK Rail Mid-Length, Black - Upper Receiver for AR-15 - view 1

Sons of Liberty Gun Works

Overview

The Sons of Liberty Gun Works L89 V2 5.56 16" Upper 5.56x45mm 1:7 M-LOK Rail Mid-Length, Black is a upper receiver. Compare prices from multiple merchants and find the best deal.

Specifications

MPNM4L89UPPER-13.7-556-XL
Caliber5.56 NATO
PlatformAR-15
ColorBlack
AssemblyComplete

Available Merchants

Price Alert

Get an email if the price drops 10% or more.

No Available merchants at this time.

Build history on GunPartPicker

Builders on GunPartPicker first added the Sons of Liberty Gun Works L89 V2 5.56 16" Upper 5.56x45mm 1:7 M-LOK Rail Mid-Length, Black to a build in February 2026.

Trending upper receivers →

Updated · from real builds on GunPartPicker

Not sure which upper receiver to pick?

We ranked every upper receiver by how often it shows up in real builds on GunPartPicker.

Read the guide: Most Popular AR-15 Upper Receivers →

Review this product

Share your thoughts with other customers

Be the first to review

No reviews yet. Be the first to review this product!