three wheels, two in the back and one in the front handlebars a seat pedals a chain or belt drive a basket on the back of the bike a bell or other noise maker
tricycle which has three wheels, two in the back and one in the front tricycle which has handlebars tricycle which is a seat tricycle which has pedals tricycle which is a chain or belt drive tricycle which is a basket on the back of the bike tricycle which is a bell or other noise maker