YHM A1-Style Flip Rear Sight For Picatinny Rail Matte Black Out of stock. Check back later... $100.50 MSRP Price: $65.70 Notify me when this item is back in stock (log in required) Description Details Reviews Shipping info UPC: 816701013351Manufacturer: Yankee Hill MachineModel: YHM-9680-A1Category: PartsOtherSightsStock: 0Unit/Measure: ea This item may be shipped directly to your home address, unless you live in a restricted state.