The Geissele Automatics MK4 Federal is a 10 size rail for an AR15, presented in a robust Olive Drab Green color. It incorporates MLOK technology for superior performance and adaptability.
Specs
| Model No. | GEI05-430ODG |
| Model | MK4 Federal |
| Manufacturer | Geissele Automatics |
| Color | Olive Drab Green |
