### Notice Only compatible with Flashforge AD5X 3D printer, not suitable for other models. ### Package Content 1 set heating assembly kit (thermistor, heating cartridge, hot end metal clip)4pcs fixing screws ### Practical Quick-change Design Used to fasten heater block and heating base, realize easy separation of hot end heating parts and electronic parts. ### High Temperature Resistant Base Anti-carbonization & anti-layer separation, max heat resistance up to 380°C. ### Premium Durable Material Adopts thickened reinforced material, wear-proof and high temperature aging resistant, effectively prolong service life of hot end parts.