Compatible with: For Corsair CW-8960046 AM4-AMD Retention Bracket Kit to Hydro Series Cooler Package include: 1 X AM4 Mounting Bracket Kit or 1 X CPU Cooler AMD Mounting or 2 X Thumbscrew Nuts or 2 X Standoffs ****there is two types of the Short Screws: Slotted or Phillips， would be sent out randomly.
eBay