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Sons of Liberty Gun Works M4-EXO3 5.56 AR-15 Pistol - 10.5"

AR-15 Rifle

In stock
Only 1 left

Ships from Distribution Facility



FFL Required Before Shipping.
Please have your dealer email a copy of their FFL to [email protected] or fax it to 253-218-2998, referencing your name and order number.

$1,472.50

The M4-EXO3 is the third generation of our proven EXO series fighting rifles.  Their rifles are built with duty and service in mind, whether it be Law Enforcement, Hunting or home defense.  Their EXO series rifles have everything you need and are built to require minimum maintenance for years.  They share all our specs with you because it’s not about what a rifle company tells you, it’s about what they don’t.



Barrel:

  • Sons of Liberty Gun Works 10.5” 4150CoMOV 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 appropriately sized gas port
  • Barrel Finish: QPQ Corrosion Resistant Finish
  • Barrel Extension: QPQ coated M4 Feed Ramp Extension
  • High Pressure (proof) Tested (HPT)
  • Magnetic Particle Inspected (MPI)


Buffer System:

  • Enhanced Mil-Spec Buffer System
  • Receiver Extension: 6 Position Mil-Spec Receiver Extension Tube made from 7075-T6 Aluminum
  • Buffer: H2 Buffer
  • Buffer Spring: Sprinco Blue Spring
  • Receiver end plate: Quick Detach End Plate with properly staked Forwards Controls Design Castle Nut


Lower Receiver:

  • Sons of Liberty Gun Works Forged Lower Receiver
  • Material: Made from Mil-Spec 7075-T6 aluminum Cerra Forge forgings
  • Finish: Anodized to Mil-Spec MIL-A-8625F, Type III, Class 2, Hard Anodic Coating, Flat Black Dye, Non-Reflective, NiAc Seal
  • Contour is fully machined leaving no flash marks from the forging.
  • Hidden lowers are cut with M16 auto pocket.
  • Safe, Fire, and Full Auto Pictograms.
  • Various Roll Marks
  • Fire Control Group: Liberty Fighting Trigger
  • Safety Selector: Mil-Spec
  • Grip: B5 Grip
  • Trigger Guard:  Aluminum Enhanced Trigger Guard
  • Stock: SBA3 Black


  • Upper Receiver:
  • Material: Made from Mil-Spec 7075-T6 aluminum Cerra Forge forgings.
  • Finish: Anodized to Mil-Spec MIL-A-8625F, Type III, Class 2, Hard Anodic Coating, Flat Black Dye, Non-Reflective, NiAc Seal
  • T-Marks: Engraved T-Marks
  • Charging Handle: Liberty Ambi Charging Handle
  • Gas Block: Sons of Liberty Lo-Pro Gas block made from 4140 Steel and Nitride Treated with Knurled Head Set Screws
  • Gas Tube: Sons of Liberty Standard Pistol Length Melonited Stainless Steel


Rail System:

  • Sons of Liberty Gun Works EXO3 9.5″
  • Inside Diameter: 1.25″ ID
  • Finish: Mil-Spec Type III Class 2 Hard Coat Anodizing per Mil-Spec Mil-Spec MIL-A-8625F
  • Barrel Nut: Steel
  • Free Floating Design
  • Grade 8 Fasteners
  • Anti Rotation- Anti Slip Design
  • Mil-Spec 1913 Mounting rails
  • Includes 7075 Aluminum QD Socket
  • Muzzle Device: A2 Flash Hider
  • Sights: NONE



Includes:

  • Tactical Soft Case
  • Three SOLGW Steel 30rd Mags
  • 2oz bottle of SPEC76 Lube
  • SOLGW Sticker & Patch
  • A copy of the US Constitution
  • LIFETIME Warranty Certificate
More Information
SKU M4-EXO3-PISTOL-10.5
Product Type AR-15 Rifle
Manufacturer Sons of Liberty Gun Works
Gas Block Diameter .750"
Thread Pitch 1/2x28
Twist Rate 1:7
Color Black
Gas Length Pistol
Rail Length 9.5"
Barrel Length 10.5"
Caliber 5.56 NATO
Threaded Yes
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