https://forums.autodesk.com/t5/inventor-forum/symmetrical-pattern/m-p/5775562#M364117 <P>I would derive them into a new part file and mirror there. Then I place a new part (which represents the mirrored door, as in your case) into assembly file. But then again - it is a general motion. For a specific requirement there is a specific approach.</P><P>Igor.</P><P>&nbsp;</P><BLOCKQUOTE><HR /><a href="https://forums.autodesk.com/t5/user/viewprofilepage/user-id/2904520">@JimmyDoe</a> wrote:<BR /><P>&nbsp;</P><P>&nbsp;</P><P>As for not mirroring in assemblies, if you have, for example, two doors that are identical except opposite hand, would you create another complete assembly for the second door or mirror the first?</P><P>&nbsp;</P><P>&nbsp;</P><P>I will be working on this at home tonight and I'll give you an update on how it's going. Thanks for your help.</P><P>&nbsp;</P><HR /></BLOCKQUOTE><P>&nbsp;</P> Tue, 18 Aug 2015 12:14:47 GMT IgorMir 2015-08-18T12:14:47Z