Description
This factory-original Heckler & Koch forearm rail (MFG# 702390) is machined from aluminum and is made to fit the HK SL8 and USC rifles. It mounts to the side of the receiver and provides an accessory mounting surface without modifying the host rifle. The rail section is finished in black and ships with the two mounting screws shown in manufacturer documentation.
Key Specifications
- Designed for Heckler & Koch SL8 and USC rifles.
- Manufacturer and part: Heckler & Koch, MFG# 702390.
- Material: Aluminum.
- Finish: Black.
- Rail type: Picatinny handguard/forearm rail.
- Rail length: approximately 4.5 inches of Picatinny rail section.
- Includes: two mounting screws for installation.
- Mounting location: side of the receiver.
- Intended use: accessory mounting for compact lighting, small optics, or other Picatinny-compatible items.
As a factory-fit replacement or upgrade, this Heckler & Koch Picatinny forearm rail restores accessory mounting capability for SL8 and USC platforms with a clean, OEM-style appearance. Its machined aluminum construction and black finish provide a durable mounting surface while keeping weight low and installation straightforward for users seeking a practical accessory solution.





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