Yeah they've been on a roll with new mounts lately.
They have got a whole bunch of new hybrid strain wave products.
They categorise them under HEM (Equatorial), HAE (AZ/EQ) and HAZ (Alt-Az)
Some have encoders, some don't
HEM:
https://www.ioptron.com/category-s/256.htm
HAE:
https://www.ioptron.com/category-s/264.htm
HAZ:
https://www.ioptron.com/category-s/263.htm