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Sons Of Liberty Gun Works M4-89 Match 6.5 Grendel Rifle - M4-89 Match 6.5 Grendel 18" Bbl (2)26 Round Mag Black
6.5 Grendel1:7 twistNFA Item: No
Competition
68/ 100

Outfitters Score™

Good

Sons Of Liberty Gun Works scores as a quality build with fair pricing and a bare-bones configuration.

Our proprietary rating combines brand tier, price percentile within the caliber, feature completeness, barrel versatility, retailer availability, caliber practicality, and use-case fit.

Brand Quality20/25
Value16/20
Feature Completeness5/15
Barrel10/15
Availability8/10
Caliber6/10
Use Case Fit3/5

Description

The M4-89 is one of the premier fighting rifles we offer. It houses a combat grade barrel, A5 buffer system, Liberty Fighting Trigger, and B5 furniture. At Sons of Liberty Gun Works, they always tell their customers that it's not what a rifle company tells you, it's what they don't tell you. Below you will find the complete specifications of the M4-76. SOLGW builds their guns to run through years of hard use, and they have nothing to hide. Barrel: Sons of Liberty Gun Works 4150CoMOV 1:7 MPI HPT Barrel 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 Blo Mfg: Sons Of Liberty Gun Works

Full Specifications

Overview

BrandSons Of Liberty Gun Works
ModelM4-89-MATCH-6.5G
SKU430102640
Rifle Typesemi auto
PlatformAR15
Caliber6.5 Grendel
UPC785939518894

Barrel

Barrel Material4150 CMV
Twist Rate1:7
Thread Pitch1/2x28

Receiver

Forward AssistNo
Dust CoverNo

Handguard

Free FloatNo

Muzzle

Suppressor ReadyNo

Sights & Optics

Optic ReadyNo

Dimensions & Weight

Magazine Capacity26 rounds

Finish

Finishblack

Compliance

CA CompliantNo
ClassificationRifle
NFA ItemNo

6.5 Grendel Ballistics

2,480

Muzzle Velocity (fps)

1,679

Muzzle Energy (ft-lbs)

123 gr

Bullet Weight

16"

Test Barrel

1.7"
100 yd drop
0"
200 yd drop
-7"
300 yd drop
-20"
400 yd drop
-39.5"
500 yd drop
See full 6.5 Grendelballistics data →

What's Included (Complete Rifle)

This is a complete, ready-to-shoot firearm.

Upper Receiver

Lower Receiver

Barrel

Bolt Carrier Group

Handguard

Stock

Grip

Trigger

Muzzle Device

Charging Handle

Gas Block

Gas Tube

Buffer Tube

Iron Sights

Optic

SOLGW builds duty-grade rifles with heavy QC process and documented torque specs. Popular with the training community.

View brand profile →

M4-89 Match 6.5 Grendel Rifle - M4-89 Match 6.5 Grendel 18" Bbl (2)26 Round Mag Black

M4-89-MATCH-6.5G

Starting at

$1812.99

Across 1 retailer

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