Complete Hotend Replacement Kit for Neptune 4 Max: This kit includes Thermistor + ceramic heater + throat heating block. Designed specifically for Neptune4 Plus, it ensures optimal performance and reliability. High-Quality Components: Each part is engineered for durability and efficiency. The heater provides consistent heating, while the thermistor offers accurate temperature readings, ensuring smooth and precise extrusion. Easy Installation: With user-friendly design, this hotend kit can be easily installed, making it perfect for DIY enthusiasts and professionals alike. Enhance your 3D printing experience with this reliable upgrade. Due to different batches, there may be differences in product appearance, color, and printed text, which not affect the use. Color: As Shown Material: Metal+Plastic Package Contents: 1 x thermistor 1 x ceramic heater 1 x throat heater Only 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.