Bicycle tyre size 26 x 150 inches size etrto 40 559 diameter inches 26 inch applications touring electric bike type clincher puncture protection schwalbe kevlar guard schwalbe green guard weight 810 g series schwalbe marathon schwalbe unplattbar min reifendruck 35 bar max tire pressure 6 bar tpi 67 gummimischung endurance tyre profile hs420 max load 100 kg colour black puncture protection