Description
The Geissele SMR MK8 Super Modular Rail is an ultra-modular free-float handguard designed for AR-15 platforms. It employs Magpul M-LOK attachment points to allow accessory placement while keeping weight low. Strategic venting at the lower 45-degree quadrants enhances heat dissipation during extended use. The rail uses Geissele’s proprietary 2.25-inch barrel nut to increase contact with the receiver and improve straightness and repeatability.
Key Specifications
- The material is 6061-T6 aluminum.
- The finish is Anodized.
- Designed for AR-15/M16/M4 platforms.
- The color is Black.
- Attachment points use Magpul M-LOK at the 3, 6, and 9 o’clock positions and the upper 45-degree quadrants.
- The top rail is Picatinny.
- Product type is a Railed Forend.
- Listed length varies across sources showing 9.3 inches and 9.5 inches; verify exact length before purchase.
- The rail interfaces using Geissele’s 2.25-inch barrel nut to increase surface contact with the receiver.
- Installation requires a Geissele barrel nut wrench (sold separately).
This rail provides a rigid, lightweight mounting platform with a versatile M-LOK layout and a continuous top Picatinny rail for optics and backup sights. Its venting and aluminum construction help manage heat and weight while the Geissele barrel nut and long contact area promote consistent indexing and repeatable results during maintenance and reassembly. The SMR MK8 is suited for builders and users who value a modular, dependable handguard for AR-15 platform projects.
Disclaimer: This product description was generated with the assistance of AI for informational purposes. Specifications and features should be verified with the manufacturer before purchase.
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