Home / Products / Black Rifle Depot / Sons Of Liberty Gun Works 15" M89 Heavy Drive Lock Rail M-LOK w/ Steel QD Sockets & Ti BBL Nut
Sons Of Liberty Gun Works  15" M89 Heavy Drive Lock Rail M-LOK w/ Steel QD Sockets & Ti BBL Nut

Sons Of Liberty Gun Works 15" M89 Heavy Drive Lock Rail M-LOK w/ Steel QD Sockets & Ti BBL Nut

Lowest Listed Price
$399
MSRP
$399
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Updated
Sep 2, 2026
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Specifications

MPN
M89H-15

Description

15" M89 Heavy Drive Lock Rail M-LOK with Steel QD Sockets & Ti BBL NutMaximum Rigidity and Unrivaled Stability with Drivelock TechnologyThe Sons Of Liberty Gun Works 15" M89 Heavy Drive Lock Rail offers superior stability and precision for demanding AR-15 users. Built in collaboration with Icon Defense, the patent-pending Drivelock system features three independent wedges that interface with angular grooves on a proprietary titanium barrel nut. This innovative design secures the handguard with exceptional force and precision, while driving it rearward for a secure fit against the upper receiver. The larger internal diameter provides additional space around the gas block, enhancing rigidity and managing heat during extended use.Key Features:Patent-Pending Drivelock System: Utilizes three independent wedges for a precision clamp fit with the titanium barrel nut.Aircraft Aluminum Construction: Lightweight yet highly durable for optimal balance and strength.Multiple M-LOK Slots: Offers extensive attachment options for accessories, including optics, grips, and lights.T-Marked Flat-Top Rail: Ensures easy, repeatable positioning of mounted accessories.Steel QD Sockets: Integrated quick-detach sockets for secure sling attachment with limited rotation.Technical Specifications:Length: 15 inchesMaterial: Aircraft-Grade Aluminum Handguard with Titanium Barrel NutFinish: Hard Anodized Black (Mil-Spec)Attachment System: M-LOKQD Sling Sockets: Integrated steel with limited rotationIncludes: Barrel Nut, Barrel Wrench, and Lock-Up ComponentsDesign Collaboration: Built with Icon DefenseIdeal for tactical, competitive, and precision AR-15 builds, providing unmatched stability, extensive mounting capabilities, and superior heat management.The M89 Heavy Drive Lock Rail offers maximum rigidity and precise attachment with its patent-pending Drivelock system. The lightweight aircraft aluminum construction and titanium barrel nut provide superior strength and heat management, enhancing reliability during demanding use.Upgrade your AR-15 with the Sons Of Liberty M89 Heavy Drive Lock Rail for superior stability and maximum customization. Order today for unmatched performance!
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