>>387639664
No, the knuckles use a smaller thumbstick, the Deck's are likely the same used on XBox and Sony controllers. As for the source:

"We purposely picked something that we knew the performance of, right? We didn't want to take a risk on that, right? As I'm sure our customers don't want us to take a risk on that either," designer John Ikeda added.

In other words they picked parts they already knew were reliable and then put them on separate boards so they're easily replaced.