Bicycle tyre size 18 x 200 inches size etrto 50 355 diameter inches 18 inch applications city cruiser street electric bike type clincher reflective puncture protection race guard karkasse liteskin weight 470 g series schwalbe big apple min reifendruck 25 bar max tire pressure 5 bar tpi 67 gummimischung endurance tyre profile hs430 max load 75 kg colour black puncture protection