29 inch bike rim uses mountainbike mtb cross country xc size 29 inches material aluminium weight 440 g size etrto 622 x 20 series dt swiss x tyres clincher brake mount disc brake hub 28 maximales fahrergewicht 110 kg maximale speichenspannung 1 200 n empfohlene reifenbreite 32 62 mm rim joint plugged ventillochgre 65 mm outer rim width 24 mm inner rim width 20 mm rim height 18 mm