Creality K2 Plus Extruder Kit Front Cover, 3D Printer Extruder Part Front Cover About this item: Compatible Models: This extruder front cover kit is compatible with K2 Plus 3d printer. High Torque Extrusion, Force up to 80N: The extruder gear transmission system features a 6.25:1 reduction ratio, perfectly matched with the motor. This design delivers an extrusion force of up to 80N (depending on the filament type), ensuring more precise control over feeding and retraction volumes. Dual-gear Feeding for More Stable Printing: The high-strength, wear-resistant dual-gear ensures the extruder's reliability and durability to handle long-term feeding and retraction, while supporting fiber filaments and delivering an extended service life. Supporting Filaments: The extruder supports 1.750.05mm filament and is compatible with PLA, PETG, ABS, ASA, PET, and PLA-CF. Easy to Install: The gears are pre-installed, and you can quickly replace the extruder front kit by following the instructions to restore the 3d printer to normal printing.