STEEL BICYCLE HUB PARTS FOR MTB,BMX,SHOW,FOLDING,CHILD BIKE Front: 3/8*100*140*36H*14G Rear: 3/ ... 8*130*175*36H*14G SpecificationsSTEEL BICYCLE HUB PARTS FOR MTB,BMX,SHOW, ... FOLDING,CHILD BIKE Front: 3/8*100*140*36H*14G Rear: 3 ... ,with competitive price and high qualitysuitable: bicycle hub for MTB,BMX,SHOW,FOLDING,CHILD BIKE ...