Features 1、COMPATIBILITY WITH VARIOUS FILAMENTS: Prints PLA, ABS, PETG, TPU, PP, PC, Nylon, PEEK, PEI and other 1.75mm filaments. Ideal for a wide range of printing materials. 2、ENHANCED PRINTING QUALITY: Powerful 9.5:1 gear ratio provides quick strong driving force, exceeding 60N extrusion force. Accurate gear ratio reduces slippage and wear, supporting up to 180mm/s printing speed for stable output. 3、VERSATILE FILAMENT COMPATIBILITY: Easily switch between long and short distance printing with this extruder kit, meeting diverse printing needs. 4、IMPROVED TORSION AND ACCURACY: Larger gear ratio for higher torsion, exceptional concentricity, all metal CNC machined parts ensure superior accuracy and longevity. 5、COMPATIBLE WITH VARIOUS 3D PRINTERS: Designed for easy installation on popular models like for CR10, for End 3, for CR6, for Voron, enabling seamless smart manufacturing. Specification Item Type: Extruder Kit Material: Aluminum Alloy Transmission Ratio: 9.54647:1 Advance Value: 25.12 Pulse: 562 Driving Gear Teeth: 10 Reduction Gear Teeth: 44 Extrusion Gear Teeth: 37 Mounting Hole: 2 to Diameter 3.1, center distance 43.5 Support Filament Spec: Diameter Approx. 1.75mm / 0.07in Package List 1 x Extruder Kit