Scythe DFS922512M-PWM KAMA PWM 90mm Fan - AeroCooler
Noctua NH-L9 120mm Fan Adapter - J-HACK
Dual Fans Mount Rack Cooling Heatsink PCI Slot Bracket support 90MM/120MM Fan For Graphics Video Car Mount Cooling Fan Bracket|Fans & Cooling| - AliExpress
Bgears Fan Adapter 140mm-BK 140mm to 120mm Fan Adapter for 140mm fan install on 120mm chassis screw holes, Black - Newegg.com
Dual Fan Mount Rack PCI Slot Bracket for Video Card with support 80MM 90MM/120MM Fan 8cm 9cm / 12cm Fan Bracket Kit with Fan|Computer Cables & Connectors| - AliExpress
90mm to 120mm fan adapter" 3D Models to Print - yeggi
AMD Wraith Prism 120mm fan adapter by Josh | Download free STL model | Printables.com