TOP CASSETTE BIKE PART SECRETS

100CC BICYCLE ENGINE Package: The 4 stroke engine boasts a strong 3.5HP horsepower, a displacement of 100cc, a rated power of 2kw/h, in addition to a max rotating speed of 3600RPM, which delivers you with strong power and accelerates your bike to a max speed of 50km/h.Hanger: part of frame or an attachment into the frame to which the derailleur is