Features: Elevates your extrusion performances with our Extruder Gear Upgrades Kit, for seamlessly integration and enhances durability. The metal plated gears offer exceptional rusts resistance and precise engineering ensures smooth gear interaction for reliable operation. Suitable for manufacturing professionals, and crafting enthusiasts who demand the best from their extrusion equipment. Whether you're involved in home DIY projects or industrial production, this kit is perfect for creating toys, models, and crafts with precise. Suitable for Ender 3S1/Ender3 S1Pro/Ender3 S1Plus/CR10SmartPro/Ender3 V3SE/Ender 5S1/CR200BPro/CRM4 3D Printer; Specifications: Component:Metal Length:Approx.23.4mm/0.92in; Diameter:Approx.9.6mm/0.38inch for Ender 3S1/Ender3 S1Pro/Ender3 S1Plus/CR10SmartPro/Ender3 V3SE/Ender 5S1/CR200BPro/CRM4 3D Printer; 2Option Type Package Includes: 1set Extruder Gear note: Please allow 1mm errors due to manual measurement. Due to the differences between different monitors, the picture may not reflect the actual item color.