4057 knife bike products are offered for sale by suppliers on Alibaba.com, of which mountain bike accounts for 36%, folding bike accounts for 16%, and other bike accounts for 2%.
A wide variety of knife bike options are available to you, such as steel, aluminum and aluminum alloy.You can also choose from disc brake, brake line and double v brake knife bike,as well as from ordinary pedal, unilateral folding pedal, and bead pedal knife bike, and whether knife bike is 26, 24, or 20.