Sons of Liberty L89 Drive Lock M-LOK Rail – Black
The Sons of Liberty Gun Works L89 Drivelock M-LOK Rail offers unparalleled stability, utility, and user customization. Featuring a rugged titanium barrel nut, 7-sided M-LOK attachment slots, and two integrated steel QD sling sockets with limited rotation, the L89 is built to meet the demands of modern tactical and combative applications. Maximized cooling slots beneath the 12 o’clock rail help maintain barrel temperature, ensuring consistent performance during extended use. Engineered with user feedback and backed by the robust M89/Drivelock lockup system, the L89 is designed for ultimate functionality and reliability.
Features
- Titanium Barrel Nut: Offers a lightweight yet strong foundation, enhancing balance and performance.
- 7-Sided M-LOK Slots: Provide versatile attachment options for accessories such as grips, optics, and lights.
- Integrated Steel QD Sling Sockets: Allow quick, secure sling attachment with limited rotation for enhanced control.
- Maximized Cooling Slots: Strategically placed under the 12 o’clock rail to manage heat effectively.
- Full-Length Picatinny Rail: Enables easy mounting of optics and accessories.
Specifications
- Available Lengths: 10.75 inches and 13.75 inches
- Material: Aluminum Handguard with Titanium Barrel Nut
- Weight: 14.2 oz (installed)
- Finish: Hardcoat Anodized (Mil-Spec)
- Attachment System: 7-Sided M-LOK Slots, Full-Length Picatinny Rail
- QD Sling Sockets: Integrated, steel, limited rotation
- Lockup System: Rugged Drivelock Mounting System
- Installed Weights
- 9.75″: 13.3 oz
- 10.75″: 14.2 oz
- 11.75″: 14.8 oz
- 13″: 15.2 oz
- 13.75″: 16.7 oz
The L89 Drivelock Rail offers maximum customization with 7-sided M-LOK slots while maintaining a balance of strength and lightweight design thanks to a titanium barrel nut. Enhanced cooling slots and integrated sling sockets provide superior functionality during demanding use.
Optimize your AR-15 build with the Sons of Liberty L89 Drivelock M-LOK Rail for unmatched mounting options, stability, and performance. Order yours now!














