Andrews now seems to be focused on (pun intended):
http://www.andrewscom.com.au/site-section-10.htm
RC-16A 16" f/8 astrograph w/M-LRC focuser!
All-new RC carbon fibre truss-tube astrograph
Resolution of 0.29' (arc-seconds). Weighs 37kg.
Requires mount with 45kg. minimum capacity
Compare to RC16-A f/8 @ A$6999
In stock!