Reference: 605-5M-450 Description: 605-5M-450 HTD Timing Belt Length: 605 mm Pitch Length Number of teeth: 121 Pitch: 5 mm Width: 450 mm Total Height: 2.80 mm Tooth Height: 2.06 mm Weight: 2.51 lb Material: Flexible neoprene backing, fiberglass tensile cord as reinforcement