They do come up from time to time. Also look out for a Reads (the Reads don't all have the moving foot though which is very useful). Important things are motor power and good flywheel to punch through multiple layers of sailcloth/canvas.
There is a Sailrite supplier in I think Framlington (spelling?) in Portsmouth. They supply industrial machines and may I guess have second hand.
-------------------- Rgds
Phil
Dream as if you'll live forever..
Live as if you'll die today..
James Dean