USB-C to 3-Port USB-A, USB-C & RJ45 Multiport Adapter - USB 3.0 Hub
Thunderbolt 3 (USB-C) to Thunderbolt 2 Adapter - Apple
Tripp Lite 3-Port USB C hub w/ Gigabit ethernet GbE, USB-C Charging USB Type C USB-C USB 3.1 Hub - hub - 5 ports - U460-003-3AGB-C - USB Adapters - CDW.com
Monoprice Purefix USB-C Hub - 7-in-2 Dual Type-C Adapter for MacBook Pro 38114 | eBay