31 AT10 20-200ZA is part of the Optibelt AT10 series of synchronous timing belts. It is designed to transmit power and motion between two pulleys in applications where precise rotation and positioning are needed. This particular belt has a width of 20 mm and is designed with a polyurethane-coated (PU) glass-fiber reinforced polychloroprene (CR) cord, enabling it to handle high torque loads and temperatures up to 80°C, making it suitable for a range of industrial applications such as heavy machines, conveyors, and drivelines. It has a tooth profile of 10 mm and a pitch angle of 31° for increased stability and smooth operation. This belt has a length of 200 mm and is also UL, CSA, and CE compliant.