i think you,ll find that this is the guys brother that you got your C43 back box from, i got the zenons off the same car hes had at least 3 C43's breaking in the last 18 months or so, they always use the same generic pic, font and style of writing in the auction listing.
I agree with you regarding answering e-mails, but he answers his mobile and will give you a buy it now price.