Fortis Night Rail 556 10in M-LOK Free-Float Handguard

The Fortis Night Rail is a free-float AR-15 handguard designed for straightforward installation and solid interface with the upper receiver. This 10-inch, black Night Rail mounts with 360 degrees of contact to the upper and combines a full-length Picatinny top rail with M-LOK accessory mounting slots on the sides and bottom. Short Picatinny sections are provided at the 3, 6 and 9 o’clock positions for additional modularity. The design emphasizes a lightweight profile while maintaining robust mounting characteristics.

Key Specifications

• The model designation is Night Rail.
• The length is 10 inches.
• The model name includes 556 in its designation.
• The color is specified as Black.
• The handguard is Free Floating.
• It features a full-length Picatinny top rail.
• It includes short Picatinny rail sections at the 3, 6 and 9 o’clock positions.
• It provides M-LOK accessory mounting slots on the side and bottom flats.
• It mounts to the upper receiver with 360 degrees of contact.
• The construction is described as lightweight and robust.

Engineered for modularity and accessory compatibility, the Fortis Night Rail 10-inch M-LOK handguard offers a practical platform for mounting optics, backup sights, and M-LOK accessories while maintaining a clean profile and solid receiver contact. Its combination of full-length Picatinny and purpose-placed rail sections supports a wide range of build choices for informed shooters seeking a dependable, adaptable handguard.

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