good call on delrin - they wheels won’t be on and off THAT often that delrin couldn’t hold up to at least a season. what I really need is just hub rings, not a spacer, AFAIK the offset on the new rims should be close to perfect, like +/- 1mm 
good call on delrin - they wheels won’t be on and off THAT often that delrin couldn’t hold up to at least a season. what I really need is just hub rings, not a spacer, AFAIK the offset on the new rims should be close to perfect, like +/- 1mm