ASUS RS200 ROG Strix Riser Cable with 90 Degree Adapter - Newegg.com
Amazon.co.jp: EZDIY-FAB PCIe 4.0 X16 Riser Cable for High Speed Shielded Vertical GPU Mount PCI-E Gen4 Extension Riser Card Right Angle Connector for ITX Small Chassis - 21cm : Computers