Curb Hoppers0My CartARP (Automotive Racing Products)Nut 5/16-24 in Thread 3/8 in 12 Point Head Chromoly Black Oxide Universal EachListing ID: 918806Manufacturer Part Number: 300-8301Reference Part Number(s): ARP300-8301In Stock, 12 AvailableWill Ship Within 3 Days$9.05Brand NewCopyright (C) 2019-2023 Initial Holdings LLC dba Curb Hoppers. All Rights Reserved.