Casino on here has got chromies on his bay and very nice they look too
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But then again I'm biased 'cos I've got them them on the splitty. We both have the earlier 'wide fives' so can buy our wheels of the shelf. Unfortunately I am not aware of anyone doing the chrome narrow fives you would need for your bay.
Getting a set of wheels chromed would cost you an arm and a leg, ring round but when I was restoring the split some places were quoting £35 just for a door handle..that's if you can find one that will take on a small order...
I'm not sure if the wide five drums would fit your bus, or if you could have your hubs re-drilled to the wide five pattern, maybe someone else on here can help with that one....