Extruder Gear Kit for Anycubic Kobra 3 Max - Black All-Metal Gear Set, HRC 62-65 Hardness, Integrated Shaft & Double Bearing Design, 500+°C High-Temp Resistant for 3D Printer

["Perfect Compatibility: Exclusively designed for Anycubic Kobra 3 Max 3D printer, seamlessly fits with the original elf extruder and other matching accessories—no modifications needed for hassle-free installation.","Superior Hardness & Durability: Whole gear Rockwell hardness reaches HRC 62-65, surface hardness up to HV 1000-1200. Crafted with high-strength all-metal material, ensuring exceptional wear resistance and corrosion resistance for long-term reliable use.","Integrated Shaft & High Concentricity: One-piece integrated shaft design enhances structural stability and concentricity, enabling the gear to transport filaments more evenly and smoothly. Reduces filament jamming and ensures consistent printing quality.","Double Bearing Installation: Equipped with double bearings for improved stability and smooth operation. Effectively reduces friction during high-speed rotation, extending the gear’s service life while maintaining precise filament feeding.","500+°C High-Temperature Resistance: All-metal construction supports ultra-high temperature printing (500+°C). Ideal for printing with high-temperature filaments, delivering consistent performance even in extreme printing conditions."]