... or without ball4.color to your order5.attractive design6.Manufacture of the bicycle parts7.competitive price8.it must be durable9.can ... accesory,children bicycle,folding bicycle,moutain bicycle,city bicycle. and parts of bicycle and mountain bike such as:chain-wheel and crank ... ,bicycle saddle,middle axle,basket,air pump,hub spindle,head parts,free wheel,brake cable,chain,brake lever,brake shoes,tyre ...