Market Price for original used e39 M5 rims?

[apocalypzeus]

hello all, was offered these 18 inch

rims, rear 9.5 inch, front 8.5 inch. rims were clearly used, but offered to refinish them to original color for $4k what's the rough market price for a used pair of original M5 e39 rims like these?thanks!

 

[redbaron]

Plus or minus it is around 4K

 

[paultantk]

Does anyone know where I can find a set like this?