Satechi Aluminum Type-C Clamp Hub Pro with USB-C Data Port, USB-A 3.0 Data, Micro/SD Card Reader - Compatible with 2020/2019/2017 iMac & iMac Pro, Does Not Fit 2021 iMac (Silver)

Gewokliy 6-in-1 USB C Hub for iMac 24 inch (M1/M3), iMac USB Adapter Multiport with Type-C 10Gbps, SD/TF Card Reader Compatible for 2021 iMac 24-inch(M1)/2023 iMac 24-inch(M3) | iMac Accessories

Satechi USB-C Combo Hub for Desktop - USB-A 3.0 Data Ports & Micro/SD Card Readers - Compatible with Apple Studio Display, 2021 iMac M1, 2019/2017 iMac, 2020 MacBook Pro/Air M1 (Blue)

TWOPAN USB C Hub Multiport Adapter for iMac, 6 in 1 USB C to USB Adapter iMac 2023/2021 iMac M3/M1, USB Port Hub with USB 3.0 Ports, SD, MicroSD Card Readers & 7 Color Panels

Achoro 7 Ports USB 3.0 Hub - Triangle Aluminum Alloy - High-Speed USB Port Expander - Compatible with PC, iMac, MacBook, Windows, Desktop, and More – Computer Multiple USB HUB (Space Grey)