Value Collection 60MP025-6FA-1/4 Timing Belt Pulleys; Pulley Type: Hub & Flanges; Number of Teeth: 60; Outside Diameter (Decimal Inch): 1.5080; Material: Aluminum; Pitch Diameter: 1.528 mm; 1.528 in; Face Width: 0.405 mm; 0.405 in; Flange Diameter: 1