M4-89 5.56 NATO: Key Features The M4-89 is a premium AR-15-style rifle built for hard use. Here’s what sets it apart: Barrel & Gas System. Available in 13.7” and 16” barrel lengths. Mid …

This M89 Upper Receiver Group is built using our BROADSWORD-89 upper for that near monolithic fit, reduced rail deflection, and maximum precision – just with a more modest weight …

The Sons of Liberty Gun Works M89 upper receiver is a great choice for your next AR-15 build. This upper has a 13.9-inch barrel constructed from CMV steel with a mid-length gas system. …

The M4-89 is one of the premier fighting rifles we offer. It houses a combat grade barrel, A5 buffer system, Liberty Fighting Trigger, and B5 furniture. At Sons of Liberty Gun Works, we always …

The M4-89 is one of the At Sons of Liberty Gun Works they believe in Quality Mil-Spec or better parts. They believe there is no substitute for quality and that your gun should be built right the …

Sons of Liberty Gun Works, M4-89 Complete Upper, 223 Remington/556NATO, 11.5" Combat Barrel, QPQ Finish, Black, 10.5" M89 M-LOK Handguard, A2 Flash Hider

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Aug 27, 2024 · The Sons of Liberty Gun Works (SOLGW) M4-89 has emerged as a strong contender in this category, quickly gaining a reputation for its craftsmanship and dependability. …

Click to Download M89 Handguard Installation Guide. The revolutionary, patent-pending Drivelock design in collaboration with Icon Defense, uses three independent wedges that interface with …

Featuring a Titanium barrel nut, 7 sided M-LOK attachment slots, two integrated steel QD (limited rotation) sockets, and maximized cooling slots beneath the 12 o’clock rail, the L89 is built for …