Bicycle tyre size 28 x 150 inches size etrto 40 622 diameter inches 28 inch applications touring atb type clincher reflective puncture protection race guard karkasse liteskin weight 560 g series schwalbe marathon min reifendruck 35 bar max tire pressure 6 bar tpi 67 gummimischung schwalbe speedgrip tyre profile hs470 max load 100 kg colour black puncture protection