Bicycle tyre size 28 x 160 inches size etrto 42 622 diameter inches 28 inch applications touring terrain type clincher karkasse schwalbe twinskin weight 750 g series schwalbe land cruiser min reifendruck 35 bar max tire pressure 6 bar tpi 50 gummimischung sbcaddix speedgrip tyre profile hs450 max load 100 kg colour black puncture protection