The Geissele Super Modular Rail MK4 M-LOK® in Desert Dirt Color (DDC) is engineered for shooters who demand strength, modularity, and performance in a rugged finish. This ultra-durable handguard features integrated M1913 Picatinny sections at the fore of the 3, 6, and 9 o'clock positions, ideal for mounting lights, lasers, grips, and accessories.

Maximized venting reduces weight and enhances heat dissipation, while its 7000 series aluminum construction delivers unmatched rigidity. The MK4’s proprietary 2.25" long barrel nut ensures exceptional alignment and accuracy retention. Finished in Geissele’s iconic DDC anodize, this rail not only performs but looks exceptional on any rifle.

Built to go the distance and back, this rail is perfect for demanding shooters and professionals alike.

Height	2.4"
Color	Desert Dirt Color (DDC)
Material	7000 Series Aluminum
Finish	Type 3 Hardcoat Anodized
Length	9.3"
Inner Diameter	1.35"
Outer Diameter (DAQ)	2.11"
Weight	9.3 oz (11.2 oz w/ barrel nut)

NOTE: IF THIS IS YOUR FIRST TIME PURCHASING A GEISSELE AUTOMATICS RAIL, YOU WILL NEED TO PURCHASE A BARREL NUT WRENCH IN ORDER TO PROPERLY INSTALL THE RAIL. CLICK HERE TO PURCHASE

NOTE: These rails are designed to work with Mil-Spec M4 upper receivers. The compatibility with billet receiver sets is unknown.

Click here to review Geissele's DDC (Desert Dirt Color) disclaimer before purchasing.