We don't know that he did. The insinuation was from the ever controversial Elon Musk. Musk didn't go so far as to suggest what the hypothetical device might be or how it was produced
How did Hans Niemann acquire anal beads
hypothetically speaking tho, are anal beads something you can purchase, or you have to make it yourself

Jesus man, use your brain. Just because somebody said it on the internet, it doesn't make it true. Musk says all sorts of stupid siht that clearly isn't true and not meant to be taken seriously, yet so many people take it as gospel. How could he know such a thing, yet nobody else does? Think about it.

Why a lock? We are discussing legitimate methods of potential cheating in this sport that now requires X rays for anti cheating procedures.
Did he like buy them from somewhere or make it himself