Home / Handguns / Sons Of Liberty Gun Works / Sons of Liberty Gun Works M4-L89, 5.56 NATO, 11.5 Barrel, 1-30rd Magazine, Pistol
Sons of Liberty Gun Works M4-L89, 5.56 NATO, 11.5 Barrel, 1-30rd Magazine, Pistol
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$1,999
MSRP
$1,999
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Updated
Jun 28, 2026
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1 Magazine
10.75 SOLGW L89 Handguard"
9-Position A5 Receiver Extension
Ambidextrous Safety
Individually Built and Test-Fired by SOLGW
Liberty 2-Stage Trigger
SOLGW Forged Receiver Set
SOLGW Liberty Charging Handle
Specifications
Caliber
Model
MPN
M4-L89-556-115-PISTOL-A-BLK
UPC
657628672296
Description
Built with the professional end user in mind, the SOLGW M4-L89 delivers a duty-grade platform engineered for reliability, durability, and real-world performance. This 11.5-inch configuration strikes an ideal balance between compact maneuverability and effective ballistic performance, making it well-suited for defensive use, training, and hard-use applications. Every component is purpose-driven, reflecting SOLGW's commitment to building rifles that perform when it matters most.The M4-L89 is centered around SOLGW's Liberty Fighting Barrel, designed to deliver consistent accuracy and long-term durability under demanding conditions. Paired with a carbine-length gas system, it ensures reliable cycling across a wide range of ammunition. The L89 Drivelock Handguard system enhances rigidity and mounting capability, featuring a 7-sided M-LOK interface and integrated steel QD sling cups for secure attachment points. An extended steel barrel nut further reinforces the system, creating a solid lockup that supports accuracy and durability. SOLGW's A5-length buffer system is a standout feature, offering improved recoil impulse and smoother cycling compared to traditional setups-especially beneficial in shorter-barreled configurations. Internally, the rifle is equipped with premium components including a Liberty 2-stage trigger for a clean, consistent break, a robust bolt carrier group, and an ambidextrous safety for versatile operation. Finished with an SB Tactical brace and B5 grip, the M4-L89 is built for control, adaptability, and professional-grade performance. Each rifle is individually built, test-fired, and backed by a lifetime warranty with critical use replacement, underscoring SOLGW's confidence in their platform.Specifications:Caliber: 5.56 NATOBarrel Length: 11.5" (SOLGW Liberty Fighting Barrel)Gas System: Carbine-lengthCapacity: 30 rounds (1 magazine included)Handguard: SOLGW L89 10.75" Drivelock Rail (M-LOK)Receiver Set: SOLGW forged upper and lowerTrigger: Liberty 2-Stage (~4.5 lbs)Buffer System: A5 Receiver Extension (9-position) with A5H2 buffer and springMuzzle Device: A2 flash hiderCharging Handle: SOLGW Liberty Charging HandleControls: Ambidextrous safety selectorUse Case: Duty, defense, training, professional applications



