I decided to test the old grey matter today and replace my rear discs and pads, prior to putting it in for an MOT, only covered 29k on original rear discs and pads. Fronts are in better shape. Bit disappointed by the longevity of the rear discs. First pictures of original disc. Next picture of disc, pad and calliper stripped off the hub.  The hardest part I found was taking off the calliper retaining bracket, had to buy a couple of M14 heads to do so, access very tight and the bol