Once we understand the mounting system (not very precise instructions), it is relatively easy to install and adjust according to the spacing of the holes in the bowl. Indeed we can remove the cover and bezel without removing the pitons for cleaning. As for the gradual descent, this is not the Pullman but in fact the elements alone do not fall abruptly. However, we must help the descent. In short, a good price / quality ratio, it looks solid. We will see in use.