The doors are very strong, but the customer these are aimed at will be people who are serious about sprinting etc, so will apreciate these should be used with a roll cage, however the cars we have these fitted on are still on there 1st set after 3 seasons racing, yet before has several steel doors from impact!
the price is determinned by development, plugs, moulds and a small production run, also on what the market will allow, after all, very few people will want these, therefore mass production is not an option.
i am not surprised by certain peoples reactions, after all, its what we expect from the dreamers and wanabees