Product Info: Part: Idler Pulley Material: Steel Color: Black Belt Type: Serpentine Inside Diameter: 17 millimeters Mounting Hole Quantity: 1 Packaging Type: Box Pulley Bearing Quantity: 1 Pulley Bearing Width (mm): 12 millimeters Pulley Diameter (mm): 90 millimeters Pulley Width (mm): 39.
