SONS OF LIBERTY GUN WORKS
SOLGW x Sage Dynamics M4-L89 12.5” 5.56 Pistol – Gray Cerakote
Built in collaboration with Aaron Cowan of Sage Dynamics, the SOLGW x Sage Dynamics M4-L89 is a premium 12.5” 5.56 platform designed around reliability, suppressor use, and hard-use performance.
This 2026 configuration features SOLGW’s 12.5” P3 MK1 barrel, manufactured from 41V50 Chromoly steel with a chrome-lined bore and chamber, polygonal rifling, .223 Wylde chamber, and 1:7 twist. A HUXWRX QD Flash Hider provides compatibility with FLOW 556K and FLOW 6K suppressors, while the 11.75” L89 Drive-Lock handguard provides a rigid seven-sided M-LOK mounting platform.
Finished in Gray H227 Cerakote with contrasting FDE furniture and exclusive Sage Dynamics markings, the pistol comes equipped with SOLGW’s Liberty 2-Stage trigger, Liberty ambidextrous charging handle, Legendary BCG, ambidextrous 50-degree safety, A5H2 buffer system, SBA5 brace, RailScales RSBM-P, and RailScales HTP Dragon covers.
Specifications
- Caliber: 5.56 NATO / .223 Remington
- Chamber: .223 Wylde
- Barrel: 12.5” P3 MK1
- Barrel Material: 41V50 Chromoly Steel
- Bore/Chamber: Chrome-Lined
- Rifling: P3 Polygonal
- Twist Rate: 1:7
- Gas System: Carbine Length
- Muzzle Threads: 5/8x24
- Muzzle Device: HUXWRX QD Flash Hider
- Handguard: 11.75” SOLGW L89 Drive-Lock M-LOK
- BCG: SOLGW Legendary BCG, Carpenter 158 Bolt
- Trigger: SOLGW Liberty 2-Stage, 4.5 lb.
- Charging Handle: SOLGW Liberty Ambidextrous
- Safety: SOLGW 50-Degree Ambidextrous
- Buffer: A5H2
- Brace: SBA5
