All-metal heat break with EndCoat ultra-wear- coating technology enhances hardness and abrasion resistance, extending service life by up to 2.5 times. 30-second QuickNozzle Replacement system and hot tightening guide optimal function and prevent leakage. Critical alert for high temperatures during operation enhances safety. Angled dendritic extended fins provide superior heat dissipation for effective cooling. Integrated thermistor for precise temperature control and -level manufacturing ensures smooth filament . The Conch Hotend is designed specifically for QIDI Plus 4, featuring a maximum printing temperature of 370 and compatible nozzle diameters of 0.4/0.6mm. Its innovative design and advanced materials ideal for high-performance 3D printing applications, ensuring reliability and efficiency in every print. Color: Black Material: Metal Specification: 0.4mm Package Contents: 1*Conch Hotend Kit 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.