Curb Hoppers0My CartARP (Automotive Racing Products)Nut 5/16-24 in Thread 3/8 in 12 Point Head Stainless Polished Universal x10Listing ID: 918653UPC: 672036045166Manufacturer Part Number: 400-8331Reference Part Number(s): ARP400-8331In Stock, 16 AvailableWill Ship Within 3 Days$35.78Brand NewCopyright (C) 2019-2023 Initial Holdings LLC dba Curb Hoppers. All Rights Reserved.