mini wsm

Just seen 1 of these on the brethren site and was wondering if anyone had attempted to convert their smokey Joe into 1 and if so where did you get the steamer pan from? Any ideas gratefully received
A relaxed and friendly place to hang out and chat about BBQ
https://w4b.66e.mywebsitetransfer.com/Forum/
https://w4b.66e.mywebsitetransfer.com/Forum/viewtopic.php?f=43&t=1979