Can someone tell me what to call the ringshaped fixers ?
http://t3.gstatic.com/images?q=tbn:ANd9GcQdf-JgoS3cdfizQ6QBw19Eya7KKO3Gtpf-fVjd1PtJYsEn-Xp0

The above will show a picture of that.

Question

Can someone tell me what to call the ringshaped fixers ?
http://t3.gstatic.com/images?q=tbn:ANd9GcQdf-JgoS3cdfizQ6QBw19Eya7KKO3Gtpf-fVjd1PtJYsEn-Xp0

The above will show a picture of that.

Answer

I think they are called "binding rings" or "binder rings".