Amazon.com: Aimeixin AM4 CPU Heatsink Bracket, Desktop Computer AMD AM4 Motherboard Bracket, Steel Back Plate Bracket for AM4 Motherboard (A320/B350/X370/B450/X470/A520/B550/X570) with Thermal Paste (Black) : Electronics
2pcs Intel Socket LGA775 CPU Heatsink Cooling Fan Motherboard Bracket Backplate - Walmart.com
Amazon.com: SING F LTD AMD CPU Fan Bracket Socket Retention Mounting Base for AM4 Motherboard chipset B350 X370 A320 X470 with Screws Side Fixing Holder : Electronics
Amazon.com: DGZZI AM4 Backplane Back Durable CPU Heatsink Bracket Motherboard CPU Fan Cooling Mounting Sheet Plate for AM4 AMD Socket for Desktop : Electronics
Amazon.com: E-outstanding CPU Cooler Retention Bracket Black Motherboard Heatsink Fan Stand Base Mount Bracket Holder Sheet Plate for AMD Socket AM2 AM3 : Electronics
AM4 CPU fan cooler bracket radiator mounting bracket AMD motherboard AU | eBay
CPU Motherboard Retention Bracket Backplate Backplane For AM4 103*62*4mm | eBay