Mtb tyre sizes 26 x 2125 26 x 190 26 x 210 26 x 195 26 x 220 26 x 200 26 x 225 inches sizes etrto 54 559 50 559 52 559 57 559 diameter inches 26 inch application cross country type folding tyre puncture protection dual compound weight 460 g series maxxis aspen max tire pressure 45 bar tpi 120 colour black puncture protection