Sunvit 24 inch Adult Mountain Bikes-21 Speed Black Bicycles for Boy and Girl,Magnesium Alloy Frame

Sunvit 24 inch Adult Mountain Bikes-21 Speed Black Bicycles for Boy and Girl .Magnesium Alloy Frame

This mountain bikes are fashionable one-piece casting shows modern and concise smooth lines. The inner cables make give the bike Longer use time . more corrosion resis-tant. The front fork Sh-ock Absor-ber can lock up . reduce buffering . and ride on smooth  roads will be easier . and it will save effort on uphill.Our adult bicycle are ideal for everyday rides to school .work or a cross country ride.