Colchester Student Rear Toolpost help needed

[Preso]

Thanks for the replies. Just to clarify a few things, I know a guy who does casting in iron and he has agreed to cast the two parts that I need. He has...

[Preso]

I have a Colchester Student Mk1.5 in good condition but I am really keen to fit a rear toolpost so that I can leave a parting tool set up more or less...