Geissele Automatics MK8 Super Modular Rail M-LOK – 15″


DDC (Desert Dirt Color)

Product Description

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. Maximum venting at the lower 45° quadrants creates maximum heat dissipation and also dramatically reduces the rail’s overall weight. Utilizing Magpul’s M-LOK technology at the 3, 6, and 9 o’clock positions, as well as the upper 45° quadrants. The SMR MK8 is both versatile and modular, allowing the user to tailor their platform to his or her unique needs.

  • HEIGHT: 2.3″
  • COLOR: Black or DDC
  • MATERIAL: 6061-T6
  • FINISH: Type-3 Hardcoat Anodize
  • LENGTH: 15″
  • OUTER DIAMETER (DAQ*): 2.11″
  • SMR MK8 15″ WEIGHT: 12.4oz (14.3oz w/ barrel nut)




Technical Information

Mounting Platform
Size 15"

Catalog Location

California Prop 65 Warning

WARNING: This product can expose you to chemicals, which are known to the State of California to cause Cancer and Reproductive Harm. For more information visit