Features: For H2D high-strength hardened steel electroplated coating gears are meticulously crafted from premium materials, offering exceptionally wear resistance and corrosions resistance. Featuring an integrated shaft design, these gears ensuring precise fitment and straightforward installation. Electroplated coating: H2D gears undergo specialised electroplating treatments, enhancing both aesthetic appeal and oxidation resistance for superior protections. Each H2D gear undergoes precise machining to guaranteeing seamless compatibility with most mainstream printers on market. The high strength of H2D gears effectively reduces failure rates during printing, ensuring the precise and quality of printed parts. Specifications: Product name: printer Extruder Gear Component: Metal Size: about 6x6x3cm/2.36x2.36x1.18in For Lab H2D Package Includes: 1PC printer Extruder Gear note: Please allow 1-2cm errors due to manual measurement. Please allow for slight color differences due to different display resolution.