Bore Size - 1" Material Type - Carbon Steel Used in Power Transmission Industrial Machinery Number of Teeth - 9 Country of Origin - China RITZ INDUSTRIAL 60BS9 Roller Chain Type B Sprocket, Finished with Keyway, Hub #60 Chain 1" bore Size 9-Teeth
To calculate the overall star rating and percentage breakdown by star, we don’t use a simple average. Instead, our system considers things like how recent a review is and if the reviewer bought the item on Amazon. It also analyzes reviews to verify trustworthiness.