Before revision: Other common types of bikes include gravel bikes, designed for use on gravel roads or trails, but with the ability to ride well on pavement; mountain bikes which are designed for more rugged, undulating terrain; and e-bikes which provide some level of motorized assist for the rider.
After revision: ,,Other common types of bikes include gravel bikes, designed for use on gravel roads or trails, but with the ability to ride well on pavement; mountain bikes which are designed for more rugged, undulating terrain; and e-bikes which provide some level of motorized assist for the rider.