Geissele 15" M-LOK MK4 DDC Super Modular Rail 05-315S is a full‑length tactical handguard specially engineered for the MK4 rifle platform and finished in Geissele’s signature Desert Dirt Color (DDC). Providing a generous 15‑inch mounting surface, this rail features the M‑LOK attachment system for flexible deployment of lights, grips, optics, and other mission-critical accessories. CNC-machined from aircraft-grade aluminum and coated in rugged Desert Dirt anodizing, it delivers lightweight handling with battlefield-grade durability for extended operational use.

• Length: 15 inches
• Attachment System: M‑LOK
• Compatible Platform: MK4 rifle series
• Material: Aircraft‑grade aluminum alloy
• Finish: Desert Dirt Color (DDC) anodized
• Weight: Lightweight design
• Mounting: Full-length modular accessory M‑LOK slots
• Durability: Engineered for rugged field‑ready use
• Manufacturer Part Number: 05‑315S