Features: Upgrade- Your 3D Printer with MK8 Ender3 Extruder Gear: This stainless steel gear with 40 teeth is the perfect replacement for your old, worn-out extruder gear, ensuring smoother and more precise filament- feeding. Durable and Reliable Stainless Steel Material: Made from high-quality stainless steel, this extruder gear is resistant to wear and corrosion, providing long-lasting performance and stable printing results-. for DIY Enthusiasts and Professional Makers: Whether you are a 3D printing hobbyist or a professional maker, this extruder gear is suitable for wide-range of 3D printers, including Ender3, CR10, and more. Perfect for Various Printing Scenarios: From small-scale prototyping to large-scale production, this extruder gear can handle different types of filaments, such as PLA-ABS, TPU-, and more, making it an essential tool for all your printing needs. Unlock the Full Potential of Your 3D Printer: With this high-quality extruder gear, you can achieve better printing quality, smoother filament- feeding, and faster printing speed, allowing you to bring your creative- ideas to life with ease. . Specifications: Item Name: Drive wheel Material: Metal Color: Silver Drive Wheel Size: 11x12mm/0.47x0.43in Fit for: for MK8 Ender3 Package Includes: 1PC Metal Gear note: Due to the problems of lighting effects and shooting angles, there will be certain tolerances in the product, please understand. Please allow 0-1cm error due to the manual measurment.