Has anyone ever bought later a stem? Proces ....!

So when working with the thing I did not have so big problems, but soon the first post was due. We have no 3-split mind. But such a Sch .... thing to find again without the whole extra stuff is almost impossible. In this respect, I feel totally verar ....
The thing I would therefore no longer buy, costs too much nerves and time it consumed in finding the stem. Either, you have us here an exotic palmed, I do not think so, since there is to buy the entire system from 40 Euro anywhere, or else (hello 40 euros just because my stick is broken ?????): Verarsche. With not me. I have enough. Incorrect marketing strategy. Dear Leifheit, you lost us as a customer. Normally, I find no such words (publicly), but sorry, that irritates me beastly.