Naked Baby Robot is a portafilter that allows you to use a Cafelat Robot basket with a Baby Faemina. You can buy Robot baskets from Cafelat. You can also get Robot shower screens there too.
I've been using mine for twice a day for months and it works perfectly!
Here is a video I made using the prototype of the piston seal adapter and naked portafilter;
https://www.youtube.com/watch?v=Om9CMRZX-Mk