Amazon.com: i-tec USB 3.0 / USB-C to Dual 4K DisplayPort Video Adapter Windows, macOS, Linux Ubuntu, Android, ChromeOS USB to Multi Monitor Converter, DisplayLink, incl. USB A to USB C Converter :
USB C to DisplayPort Adapter USBC to DP - USB-C Display Adapters | Display & Video Adapters | StarTech.com
USB-C™ to Mini DisplayPort 4K 60Hz Adapter - USB Cables and Adapters - USB - PC and Mobile
USB C Multiport Adapter HDMI/mDP 4K 60Hz - USB-C Multiport Adapters | Universal Laptop Docking Stations | StarTech.com
StarTech.com USB C to Mini DisplayPort Adapter - 4K 60Hz USB-C to mDP Adapter Converter w/12in Cable - CDP2MDPEC - Monitor Cables & Adapters - CDW.com
StarTech.com 3ft USB C to DisplayPort 1.2 Cable 4K 60Hz -TB3 or USB Type-C to DP Adapter Cable Black - CDP2DPMM1MB - Monitor Cables & Adapters - CDW.com