Reference: 3430-5M-12 Description: 3430-5M-12 HTD Timing Belt Length: 3430 mm Pitch Length Number of teeth: 686 Pitch: 5 mm Width: 12 mm Total Height: 2.80 mm Tooth Height: 2.06 mm Weight: 0.38 lb Material: Flexible neoprene backing, fiberglass tensile cord as reinforcement