51902 16 speed bike products are offered for sale by suppliers on Alibaba.com, of which kids' bike accounts for 51%, mountain bike accounts for 9%, and electric hybrid bike accounts for 3%.
A wide variety of 16 speed 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 16 speed bike,as well as from single speed, 6 speed, and 21 speed 16 speed bike, and whether 16 speed bike is ordinary pedal, bead pedal, or unilateral folding pedal.