Fit 4/108 pcd alloys to 4/100 vw hub - check:

http://www.performancealloys.com/alloy_wheels_adaptors.asp

Part No 402345714 (20mm spacer)

or

Part No 502345714 (25mm spacer)

^ cheers for that link but if i wanted ford alloys on my mk3 polo, what exactly would i be buying?

new mini's i think fit and old bemma e30 shape fit but for deffo dont fit wish they did though cos i have a nice set of 15" team dinamics that would looks sweat on the polow