Polk LS series feet

Zdsrft
Zdsrft Posts: 3
edited August 2004 in Speakers
I've got a pair of Polk LS50s. I have some spikes I want to replace the feet with but there is no obvious way to take them off... they don't seem to loosen when rotate them..

Am I an imbecile or was this speaker not designed to have its feet changed out?

Thanks,

Brian

edit:

This may be in the wrong place, please feel free to move it MODS.