Actual product may vary slightly in color or appearance, ensuring a unique look while maintaining full functionality. Designed for compatibility with older versions of heaters and thermistors, allowing for easy upgrades and replacements. Connectors are replaceable, providing flexibility and convenience for users with outdated equipment. User-friendly installation process, making it accessible for individuals with varying levels of technical expertise. Durable construction ensures long-lasting performance, making it a reliable choice for your heating needs. Please verify your version. If your heater and thermistor are older versions, replace their connectors to ensure optimal performance. We appreciate your understanding regarding any slight variations in color or appearance, as these do not affect functionality. Color: Image Color Material: Steel Package Contents: 1*Hot End Extruder Kit