Sons of Liberty Gun Works M4-L89 SBR Features The Sons of Liberty Gun Works M4-L89 SBR is built on precision forged upper and lower receivers that form the backbone of its uncompromising design for professional end users. The L89 Drivelock handguard system incorporates 7 sided M-LOK slots and integral steel QD cups on both sides giving shooters versatile mounting options for lights slings and other accessories. Extended steel barrel nuts provide a more rigid lockup between the handguard and receiver while the Liberty Fighting Barrel delivers the accuracy this rifle is built around. An ambidextrous safety selector keeps controls accessible for shooters of either hand orientation. The enhanced A5 length buffer system improves recoil management over a standard carbine buffer setup giving the shooter a smoother more controllable shooting experience across repeated strings of fire. Premium internal components including the renowned bolt carrier group Liberty charging handle and Liberty 2-Stage trigger work together to maximize reliability and precision. Each M4-L89 SBR is individually built and test fired by Sons of Liberty Gun Works before it leaves the factory ensuring consistent quality control. The Sons of Liberty Gun Works M4-L89 SBR is for sale at GrabAGun for shooters who want a professionally built individually tested short barreled rifle with premium components throughout. Sons Of Liberty Gun Works M4-L89 SBR Specifications Manufacturer: Sons Of Liberty Gun Works Model: M4-L89 SBR Type: Short Barreled Rifle Action: Semi-Automatic Caliber: 5.56 NATO Barrel Length: 11.5 Color: Black Finish: Anodized Capacity: 30 Rounds Grip: Magpul Pistol Grip Stock: Adjustable Stock Safety: Ambidextrous Includes: 1 Magazine Available At: GrabAGun