Exceptional Strength and Durability: Engineered for heavy duty use, this garage door pulley is great for industrial or commercial settings, capable of handling substantial loads with ease Smooth and Efficient Operation: The 3 inch pulley size offers optimal cable support, ensuring your garage door moves smoothly and quietly every time Heavy Duty Performance: Rated to handle up to 200LB over 10,000 cycles, this heavy duty pulley has reliable performance even in high intensity usage scenarios Versatile Compatibility: Designed with 3/8 bore and 3/8 cable groove, this replacement pulley is fit for a wide range of garage door system Metal Construction: Made from metal materials, which is sturdy and wear resistant for long time use Specification: Material: Metal Color: Argent Size Chart: 7.6cm/2.99inch Package Includes: 1Garage Door Pulley Note: Please allow slightly errors 1-2cm/0.39-0.79inch differences due to manual measurement.