Attached Link: http://www.renderosity.com/mod/freestuff/index.php?user_id=6494

This is the way I'm reading your post.

You have a prop, but the geometry is in the prop, unlike other props that have the geometry in the geometries folder. If that's the case, the Geometry Stripper available in the freestuff here by JHoagland may help (attached link).
 
And as hborre says, to delete an object from the scene, select the object, and then press delete.