Originally Posted by
Sierrasideways
Mate I couldn't go any further as I probably know less, only going by what I was told
Plus they're less than half the price. Wonder is it a case of you get what you pay for...someone else can shed more light I'd say
The design looks the same as spec R which I know is very good, I guess it could be cheaper if using the older spec core.
I have asked someone in the know and will report back.