Key Features:
- Manufacturer: Sons Of Liberty Gun Works
- Model: M89 Heavy Drive Lock
- Product Type: Rail
- Mounting System: M-LOK
- Weight: 2 lbs
- Length: 15 inches
- Material: Aircraft Aluminum
- Unique Features: Patent-Pending Drivelock System, Built-In ARCA Interface, Steel QD Sling Sockets
- What's In The Box: Rail, Barrel Nut, Barrel Nut Wrench, Lock-Up Components
| __Model | M89 Heavy Drive Lock |
| __Capacity | NA |
| __Barrel Length | NA |
| __Optic Footprint | NA |
| __Action | NA |
| __Caliber | Others |