Perfect Compatibility: Specifically engineered for the K2 Plus extruder, this gear kit ensures a seamless fit and easy installation. Upgrade your 3D printer without the need for any modifications, and start printing in minutes with this hassle-free solution.Ultra- All-Metal Construction: Crafted from high-quality metal and enhanced with advanced nano-coating technology, our extruder gears are designed to withstand extensive wear and tear. This durability significantly surpasses that of standard plastic gears, ensuring reliable long-term 3D printing.Efficient Design: Our gears feature a precision-drilled, perforated design that reduces overall weight without sacrificing strength. This thoughtful engineering promotes smoother filament feeding and minimizes strain on the printer's motor, enhancing your machine's performance.Direct Replacement for Improved Performance: Easily replace the K2 PLUS's plastic gear, which is prone to wear, with our robust metal alternative. This upgrade is optimized for high-performance printing and requires minimal maintenance, making it an ideal choice for serious 3D printing enthusiasts.Advanced Coating: Equipped with a diamond-like carbon () coating, our gears offer reduced friction and increased heat resistance. This upgrade enhances the extrusion precision, ensuring prints across various materials such as PLA, PETG, ABS, and more.(The actual product may have slight color difference, which not affect the use)colour: Goldmaterial: MetalPackage Contents:1set * K2 Plus Extruder xirbbo Upgrade Gears KitOnly the above package content, other products are not included.Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.