The Sons of Liberty M4-L89 Series delivers the exceptional performance and precision that define all Sons of Liberty firearms. Built on a premium AR platform, this rifle is chambered in 5.56x45mm or .300 AAC Blackout and comes in multiple barrel lengths to suit a variety of applications. Each M4-L89 is equipped with a proprietary 4150CoMOV barrel featuring a V2 profile and a QPQ corrosion-resistant finish for long-lasting durability. An ambidextrous Liberty Charging Handle, Liberty Fighting Trigger and Quick Ambi Selector enhance control and versatility, making this rifle an excellent choice for both left and right-handed shooters. The 9-position A5-length buffer system, paired with a Sprinco Green Spring, provides smooth cycling and reduced recoil for enhanced shooting performance. Designed for reliability and precision, the M4-L89 stands as a top-tier choice for serious shooters.

Outfitted with a 4150CoMOV barrel in a V2 profile, designed for enhanced heat dissipation and structural integrity
QPQ corrosion-resistant barrel finish enhances longevity and performance in harsh environments
The liberty charging handle offers enhanced grip and durability, ensuring smooth and reliable charging under any conditions
The liberty fighting trigger is precision-engineered for a crisp, consistent break, offering superior control and responsiveness
Quick ambi selector enables seamless operation for both left and right-handed shooters
Equipped with a 9-position A5-length buffer system and a Sprinco Green Spring for superior recoil management and tunability

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These items are controlled by the U.S. Government and authorized for export only to the country of ultimate destination for use by the ultimate consignee or end-user(s) herein identified. They may not be resold, transferred, or otherwise disposed of, to any other country or to any person other than the authorized ultimate consignee or end-user(s), either in their original form or after being incorporated into other items, without first obtaining approval from the U.S. government or as otherwise authorized by U.S. law and regulations.

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California 10+ Round Magazine Buyers: PSA values your freedom and constitutional rights above all else. However, PSA will not accept new orders nor will ship any order until the Ninth Circuit Federal Court of Appeals mandate becomes finalized. Once this mandate is finalized, we will start accepting new orders and ship 10+ round magazines to California Customers.

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