Seekins Integrated Rail Mounting Technology, Billet Upper, 223 Rem/556NATO, Black Finish 0010900007 Out of stock. Check back later... $269.00 MSRP Price: $231.00 Notify me when this item is back in stock (log in required) Description Details Reviews Shipping info UPC: 811452027022Manufacturer: Seekins PrecisionModel: 0010900007Caliber: 223 RemCategory: Upper receiverPartsOtherStock: 0Unit/Measure: ea This item may be shipped directly to your home address, unless you live in a restricted state.