wish i had read this thread 18months ago before i bought my centre caps.... simliar thing to what you guys have bought..had locking nut on the back, felt heavy and looked great....12months down the track i notice all the chrome flaking off!! not very happy cost me about 200 from memory i think...wish i had seen these stainless or billet ones you guys have mentioned here. half the price and i know they wont go flaky