10.5″ Carbine Upper with FIRESTORM-10″ M-LOK Rail System
All Sons of Liberty Gun Works upper receivers
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Sons of Liberty Gun Works
Overview
The Sons of Liberty Gun Works 10.5″ Carbine Upper is a complete assembly designed for AR-15 platforms, featuring a 10.5-inch barrel paired with a carbine-length gas system. This configuration ensures reliable cycling and optimal performance, making it suitable for a variety of shooting applications. You'll commonly find this upper in builds chambered for 5.56 NATO, delivering the compact versatility that many builders seek in their firearms.
Specifications
10.5″ Carbine Upper with FIRESTORM-10″ M-LOK Rail System
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Build history on GunPartPicker
Builders on GunPartPicker first added the Sons of Liberty Gun Works 10.5″ Carbine Upper with FIRESTORM-10″ M-LOK Rail System to a build in February 2026.
Updated · from real builds on GunPartPicker
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