I can't find the TR35, TR40, TR45, TR435, TR440, or TR445 pieces in the Ross Custom Switches library. Links below.
http://rossswitches.com/35centerreturnf ... 4-way.aspx
http://rossswitches.com/40centerreturnf ... 4-way.aspx
http://rossswitches.com/45centerreturnf ... 4-way.aspx
I've emailed RCS about providing the templates for these pieces as I don't see them on the website. I'll follow up when they respond.
Can they be added in a future update?
the latest update 6.3.5 includes an updated Ross Custom Switches library with the transition tracks (TR35, TR40, TR45, TR435, TR440, TR445) added: