Serpentine rubber drive belt also called ribbed belt or poly v belt, it is made up of several tiny v belts, it's wide and thin. It has high transmission power and flexibility.
A section belt is a type of v belt.V belt is a product with larger output, more varieties and wider applications in transmission belts.
Rubber v belt is divided into classical v belt and cogged v belt. Classical v belt are the most common and economical v belt used in the power transmission industry.