Sons of Liberty M4-76 13.7″ Midgas Lft Pinned & Welded Rifle



Sons of Liberty M4-76 13.7″ Midgas Lft Pinned & Welded Rifle | Sons of Liberty M4-76 13.7″ Midgas Lft Pinned & Welded Rifle

The Sons of Liberty Gun Works M4-76 was designed to be Ultimate Fighting Rifle. It features their new M76 Wedge Lock Rail, Liberty Fighting Trigger and the Vltor A5 buffer system. SOLGW has nothing to hide with their quality builds. This rifle comes with a NOX muzzle device and is pinned and welded to make it a non NFA rifle, bringing it to a 16″ OAL.

Lower Receiver: Sons of Liberty Gun Works Forged Lower Receiver

Material: Made from Mil-Spec 7075-T6 aluminum forgings

Finish: Anodized to Mil-Spec MIL-A-8625F, Type III, Class 2, Hard Anodic Coating, Flat Black Dye, Non-Reflective.

Contour is fully machined leaving no flash marks from the forging.All lowers are cut with M16 auto pocket.

Buffer System: Intermediate (A5) Buffer System designed to improve reliability while creating a smoother operating cycle.

Receiver Extension: Intermediate Receiver Extension Tube made from 7075-T6 Aluminum

Buffer: A5H2 Buffer

Buffer Spring: Sprinco Green Rifle Length Spring

Receiver end plate: QD Mil-Spec with properly staked Castle Nut

Fire Control Group: Sons of Liberty Gun Works Liberty Fighting Trigger (LFT) with consistent

5.5lb pull.

Safety Selector:Sons of Liberty Gun Works Selector

Grip: B5 Systems Grip – Black

Stock: B5 Systems Bravo Stock – Black


Barrel: Sons of Liberty Gun Works 16” 1:7 MPI HPT Barrel

Caliber: 5.56 NATO Chamber

Barrel Steel: 4150 CrMoV (Chrome Moly Vanadium per MIL-B-11595E)

Twist Rate: 1/7 Twist Six Groove

Thread Pitch: 1/2-28 Threaded Muzzle

Gas Block: .750″ Gas Block Journal with an appropriately sized gas port

Weight: 27 Ounces

Barrel Finish: QPQ Corrosion Resistant Finish

Barrel Extension: QPQ coated M4 Feed Ramp Extension

High Pressure (proof) Tested (HPT)

Magnetic Particle Inspected (MPI)

SKU M476137

Barrel Length
Sons Of Liberty Gun Works
.223 Rem / 5.56 Nato