Mtb tyre tubular tyre road tyre bicycle tyre size 29 x 240 inches size etrto 60 622 diameter inches 29 inch applications touring freeride city training enduro wheelchair racing mtb types folding tyre tubeless puncture protection race guard karkasse snakeskin series schwalbe pro min reifendruck 2 bar max tire pressure 4 bar tpi 67 gummimischungen onestar performance schwalbe gatestar schwalbe pacestar schwalbe trailstar tyre profile hs47