Which class of handheld equipment corresponds to the displacement of 20 - 50 cc?

The correct classification of handheld equipment with a displacement of 20 to 50 cc aligns with Class 4. This classification system is often used to categorize small engines based on their engine displacement, which is a critical factor in determining the power output and applications of the equipment.

Class 4 engines, with a displacement ranging from 20 to 50 cc, are typically found in handheld equipment such as trimmers, blowers, and small chainsaws. These engines provide sufficient power for consumer-level garden and landscaping tasks, making them well-suited for residential use. Understanding this classification helps users select the appropriate equipment for their specific needs, ensuring they choose the right tool for the job while adequately anticipating performance and efficiency.