12-20inch Bike

5892 12-20inch bike products are offered for sale by suppliers on Alibaba.com, of which kids' bike accounts for 40%, bicycle tires accounts for 27%, and bicycle tube accounts for 1%. A wide variety of 12-20inch bike options are available to you, such as steel, aluminum alloy and magnesium alloy.You can also choose from v brake, disc brake and brake line 12-20inch bike,as well as from single speed, 6 speed, and 21 speed 12-20inch bike, and whether 12-20inch bike is ordinary pedal, bead pedal, or bilateral folding pedal.