Only have the 2 im afraid. Not sure on tyre tread will check, but they are OK for a while I think. No centres (I do have 4 for sale separately though)
£10 each. Collection from Sheffield area.
http://i162.photobucket.com/albums/t...DSC00889-1.jpg
http://i162.photobucket.com/albums/t...DSC00890-1.jpg