Geissele MK4 Federal, MK4, Rail, Desert Tan, MLOK, AR15, 10" 05-430DDC Available to order on-line. Ships in 5-14 days Price: $400.00 Description Details Reviews Shipping info Geissele Automatics MK4 Federal, MK4, Rail, Desert Tan, MLOK, AR15, 10" 05-430DDC UPC: 817953027912Manufacturer: GeisseleModel: 05-430DDCCategory: PartsOtherMisc AR-15 PartsStock: Ships in 5-14 business days.Unit/Measure: ea This item may be shipped directly to your home address, unless you live in a restricted state.