MODE: 2300   21S

FRAME: ALLOY 20"*12"   

FORK: ALLOY CROWN SUSPENSION FORK WITH MLO   

DERAILLEUR: SHIMANO ST-EF500-3L/7R+FD-TZ30+RD-TZ50   

FREEWHEEL: SHIMANO MF-TZ21   

CHAINWHEEL: PROWHEEL 24/34/42T WITH ALLOY CRANK   

TIRE: CHAOYANG 20*2.10  AV   

HUB: STEEL DISC HUB   

BRAKE: MECHANICAL  DISC  BRAKE