What I did with the TE package and my HW19. Base-mounted initially and just changed to a SAMA. The VPI alternatives are not competitive in the least.
http://vpiforum.com/viewtopic.php?f=7&t=13319
https://audiokarma.org/forums/index.php?conversations/sota-toal-eclipse-sama-for-hw19.1013569/
http://vpiforum.com/viewtopic.php?f=7&t=13319
https://audiokarma.org/forums/index.php?conversations/sota-toal-eclipse-sama-for-hw19.1013569/