31 AT10 19-200ZA is a single-sided tooth flexible type timing belt from the OPTIBELT product line. This timing belt is 10mm wide, with a working length of 200mm and an outside circumference of 310mm. It is manufactured from a blend of polyurethane elastomer, aluminum, and nylon. It has a tensile strength of 600 daN and a travel speed of up to 6m/s. The belt also has a low-tac belt surface, which reduces vibrations and noise, and resists oils, greases, and ozone.