Features: Mainly for CR10,CR10S,,Ender3 Ender-5 series models. It can print PLA-, ABS, PETG, TPU-, PP-, PC, Nylon, PEEK-, PEI and other standard diameters of 1.75mm With this all-metal extruder, users have more options- for consumables when using 3D printers The entire internal main structure of the extruder consists of three large gears.Large drive wheels for increased filament- grip Ultra-high hardness HV3300, more rigid， hardened steel material,nickel plated outside, more wear-resistant Specifications: Material: Metal+Plastic Product Name: HGX Extruder Kit Adapt to: for Ender3/Ender5/CR10 3D Printers Size: Mixed Quantity: 1Set As shown Package Includes: 1Set x HGX Extruder Gear Kit note: Due to the different monitor and light effect, the actual color of the item might be slightly different from the color showed on the pictures. Thank you. Please allow slightly measuring deviation due to manual measurement.