USB 3.0 Extention Cable Mount Used To Secure Cable End To Desk For USB Hub For Keyboard, Mouse, 3DConnexion, SD Card Reader, Separate Num-pad And Flash Drive Dock (CABLE MANAGEMENT) Fits Most Generic USB Extensions From Rear Of PC 1 Cable VS 6 Cables To Desk Keyboard Drawer It was measured off " http://a.co/gouSFBX" " C&E 4 Pack USB 3.0 A Male to A Female extension cable 6 Feet Blue, CNE464003 " for $13.73" off amazon as of 8/18/2020 Designed on 5/14/2018 Posted to thingiverse on 6/03/2018 https://www.thingiverse.com/thing:2943677