The Super Modular Rail (SMR) MK8 M-LOK is Geissele’s ultra-modular model. The SMR MK8 is one of the first rails available to utilize the Magpul M-LOK technology. These rails are designed to give the user full modularity while maintaining a strong and rigid platform.

Geissele Automatics has been known for manufacturing the finest quality AR-15 handguards and rails. Shop your ideal AR-15 super modular rail today at Geissele.com!

Geissele rails and geissele handguards for sale. Choose from our selection of geissele mk8, geissele mk4, and other geissele super modular rails.

The Geissele Automatics Mk8 Super Modular Rail is an ultra-light purpose-built free float handguard for the AR-15 platform. This modular rail features M-LOK slots on five surfaces for your favorite accessories that double as excellent heat venting to help your rifle run cool.

The Super Modular Rail (SMR) MK8 M-LOK™ is Geissele’s ultra-modular model. The SMR MK8 is one of the first rails available to utilize the Magpul M-LOK technology. These rails are designed to give the user full modularity while maintaining a strong and rigid platform.

It comes in at 13.5-inches long and features Picatinny rails and M-LOK attachment ports, giving you plenty of customization options for optics, foregrips, laser sights, and other parts. Also, as a free-floating rail, it is designed for maximum heat dissipation and venting.

The Super Modular Rail (SMR) MK8 M-LOK is Geissele’s ultra-modular model. The SMR MK8 is one of the first rails available to utilize the Magpul M-LOK technology. These rails are designed to give the user full modularity while maintaining a strong and rigid platform.

Geissele Automatics Super Modular MK8 AR-15 Handguard 13.5 inch features a free float design with M-LOK slots.

The Super Modular Rail (SMR) MK8 M-LOK is Geissele's ultra-modular model. The SMR MK8 is one of the first rails available to utilize the Magpul M-LOK technology. These rails are designed to give the user full modularity while maintaining a strong and rigid platform.

The Geissele MK8 rail is easy to install, requires no special gunsmithing knowledge, and has all the needed parts. The rail is compatible with all mil-spec AR-15 uppers and works with most low-profile gas block AR platforms.