Low Profile Header Small Mini USB 3.0 19/20 Pin Internal Extension Flat Cable 20Pins Male to Female Adapter for Motherboard 20CM|Data Cables| - AliExpress
USB 3.0 19-Pin Low-Profile Extension Cable
Amazon.com: GINTOOYUN USB 3.0 Header Extension Cable,USB 3.0 19/20 Pin Male to Female Internal Extension Adapter(5.9 inch) : Electronics