Features: Temperature stability: Ceramic heater have good heat conductivity and temperature stability, and improve printing quality. Ceramic heating tubes have excellent durability and reliability Ceramic heating tubes are specifically for 3D printers, with suitable size, and easy installation and replacement. Ceramic heating tubes have the characteristic of fast response, which can reach the set working temperature in a short time, reduce waiting time, and improve printing efficiency. Good highly temperature stability and can withstands highly working temperatures, ensuring long and stable printing process. Specifications: ItemCeramic Heating Tube Component:Ceramic Size:about 6cm/2.36in 7.50cm/2.95in For K1C/ KE 3D Printer Package Includes: 1 PC Ceramic Heating Tube note: Due to the problems of lighting effect there will be certain tolerances in the product, please understand. Please allow 0-1cm error due to the manual measurment.