GEISSELE 10 SUPER MOD MK4 FED DDC

Geissele Automatics MK4 Federal, MK4, Rail, Desert Tan, MLOK, AR15, 10, Product Finishes, Shade Variations and Other Imperfections Are Normal Due to the Manufacturing Process 05-430S
This is the same rail used to fulfill contracts for the Federal Bureau of Investigation (FBI). It's strength, modularity and M-Lok compatibility gives users the capabilities needed to successfully complete the mission at hand.