I. Product & its ll"C Chain Wheel and Crank set is an essenuar item of the bicycle used for transmission power through the pedal and crank set to the rear wheel of the bicycle for propulsion. consists of 2 cranks (i.e. ...

I. Product and its uses The Wheel Chairs are commonly used in, hospitals for moving the patients from one place to another. These are either propelled by an attendant or the patient himself. There are. three types of ...