Value Collection 19-3M09-6FA3 Timing Belt Pulleys; Pulley Type: Hub & Flanges; Number of Teeth: 19; Outside Diameter (Decimal Inch): 0.6840; Belt Width: 9.0 mm; 9.0 in; 9.0 cm; Material: Aluminum; Pitch Diameter: 0.714 in; 0.714 mm; Face Width: 0.506