Amazon.co.jp: [Everyday Product] USB 3.1 Gen1 + USB 2.0 Combo Hub USB-3H421W : Computers
USB HUB StarTech 4ポートUSB 3.0ハブ USB-A-4x USB-A SuperSpeed 5Gbps USB 3.1 Gen 1対応 HB30AM4AB | ビット・エイ Online Shop
Internal Usb 3.1 Gen 1 Type C + 2 X Usb 3.0 Port Hub Front Panel W/ Hd Audio Mic Jack For Desktop Pc Case 3.5" Floppy Bay Mount - Docking Stations & Usb Hubs - AliExpress
Tripp Lite USB 3.1 Gen 1 USB C Portable Hub with 2 USB Type C Ports and 2 USB-A Ports, Thunderbolt 3 Compatible, USB-C, - U460-004-2A2CB - USB Adapters - CDW.com