Sons of Liberty Gun Works M4-L89 Rifle Features The Sons of Liberty Gun Works M4-L89 Rifle is built on precision-forged upper and lower receivers designed to hold tight tolerances for reliable repeatable function. The SOLGW Liberty Fighting Barrel is paired with a pinned and welded ASR muzzle device bringing the 14.5 barrel to a legal 16 overall length while preserving the ballistic advantages of the shorter tube. Extended steel barrel nuts provide a more rigid lockup between barrel and upper receiver improving long-term accuracy and durability under hard use. The Liberty 2-Stage Trigger delivers a clean consistent break that helps shooters extract maximum precision from the platform. The L89 Drivelock Handguard features 7-sided M-LOK slots and integral steel QD cups on both sides giving shooters flexible mounting options for lights slings and other accessories. An enhanced A5-length buffer system improves recoil management compared to standard carbine setups reducing felt recoil and improving follow-up shot speed. The rifle ships with a B5 Systems pistol grip and Bravo stock for a secure adjustable fit along with an ambidextrous selector for use by right- or left-handed shooters. Finished in a durable black anodized coating and supplied with one 30-round magazine the M4-L89 Rifle is built for professional end users who demand dependable performance. Sons Of Liberty Gun Works M4-L89 Rifle Specifications Manufacturer: Sons of Liberty Gun Works Model: M4-L89 Rifle Action: Semi-Automatic Caliber: 5.56 Barrel Length: 14.5 Pinned (16 OAL) Finish: Anodized Stock: B5 Bravo Grip: B5 Pistol Grip Capacity: 30 Rounds Magazines Included: 1 Available At: GrabAGun