not sure off the top of my head, i can measure them if you like

i bought these ones for the centre caps

http://cgi.ebay.co.uk/ws/eBayISAPI.d...m=200228666531

and these ones for the wheels

http://cgi.ebay.co.uk/ws/eBayISAPI.d...m=230274997913

can get photo's of the centre caps fitted if you want to see them