Features Precision Engineering for Optimal Performance - Designed with 80 teeth, this round hole gear ensures high accuracy and efficient power transmission for industrial robot applications Durable Zinc Alloy Construction - Crafted from high-quality zinc alloy, this gear offers exceptional wear resistance, strength, and rigidity for long-lasting use under heavy loads Perfect Compatibility with Steel Chains - This toothed gear is compatible with 0.250in steel chains, making it an ideal choice for various drive systems and enhancing your robotic projects Enhanced Design for Superior Functionality - The unique design of this round hole gear improves overall performance, ensuring reliable operation in demanding environments Exceptional Workmanship for Longevity - Manufactured through a rigorous process, this gear guarantees a long service life and serves as a perfect replacement for outdated components Features: 1、Made of zinc alloy material, high wear resistance, high strength and high rigidity. 2、The product is accuracy die casting with high accuracy 3、High quality and great processing, which has long service life 4、Unique design makes the gear have better performance 5、Great workmanship, perfect replacement for the old one Specification: Item Type: Round Hole Gear Quantity: 1pc Material: Zinc alloy Number of Teeth: 80 teeth Outer Diameter: Approx. 65.5mm / 2.6in Thickness: Approx. 6.3mm / 0.2in Center Hole Diameter: Approx. 6mm / 0.2in Package List: 1 x Gear Package List 1 x Gear