How to add objects to bones in 3D studio? or do I do it in Nifskope?

[magnemoe]

How to add objects to bones in 3D studio? or do I do it in Nifskope?

Have some slave collars I would like to import, however I don't know how to attach them to the same bones as standard collars, I'm able to modify existing ones and import but not add new meshes.

Any tips or tutorials?