Hi Jesper, MoI does not itself have a built in library of existing parts, but you may be able to find such things in various places on the web.

Try http://grabcad.com and also see this previous thread for some other links:
http://moi3d.com/forum/index.php?webtag=MOI&msg=1826.1

- Michael

Thanks Michael - I'll take a look at it ;-)

Greetings,

Jesper