Expo Arms Mil-Spec Steel Castle Nut SKU: XP-CN MPN: XP-CN Manufactured by Expo Arms Pinit Please log in to see price or purchase this item In Stock Standard orders will ship out 2 business days if ordered by 3:30 pm CST, Monday-Friday. FFL orders will ship within 5 business days or less as long as we have the information for the transfer destination. Options BackLog in to see price In Stock Details The Expo Arms Steel Castle Nut is a Mil-Spec castle nut for use with AR-15 carbine receiver extensions. Proudly made in the U.S.A. DetailsBackDetailsThe Expo Arms Steel Castle Nut is a Mil-Spec castle nut for use with AR-15 carbine receiver extensions. Proudly made in the U.S.A.See MoreSee LessSpecificationsBackSpecificationsBrandExpo ArmsColorBlackPlatformAR-15/AR-308
