This is an Agilent Keysight N7015A Type-C Test fixture with an included N7016A Low Speed Fixture.
This is a companion discussion topic for the original entry at https://www.ebay.com/itm/Agilent-Keysight-N7015A-USB-Type-C-High-Speed-Test-Fixture-w-N7016A-GUARANTEED-/133528620675