Repair guides and support for Nvidia's standalone gaming controller released on January 16, 2017.
Hello to you, my question is it possible to buy piese detach from the (SHIELD CONTROLLER) of (Cable Flexible Ribbon 12 pin)?
Sure, you can buy these online. I could however not find anything made specifically for the Shield Controller, but the ones for the PS4 Dualshock controller should work just fine, as they should be just as long.
The link is here.