1. Name: CNC Metal SherpaMini Extruder with nema14 36mm pancake motor with 8 tooth gear. 2. Applicable models: VORON2.4 , CR-10, CR10S, CR-10 4S, CR-10 5S, CR-10 MINI, CR-20, ENDER-2, ENDER-3, ENDER-3 PRO, ENDER-3 V2 , GasherbrumK3 etc. It fits almost all FDM 3D printers if you can design the mounting bracket. 3. Color: space gray 4. Processing technology: CNC 5. Material: aviation aluminum 6. Features: 1) CNC hollowed out full metal shell, high-quality accessories, high precision, good strength, not easy to deform, high temperature resistance. 2) Hollow shell bracket design, lightweight design, light weight, less inertia 3) CNC POM gear, reduction gear design, high transmission ratio, to achieve greater extrusion torque 4) High-quality hard steel nano-coated gears, wear-resistant, good precision and long life 5) Moons36 motor with 8 teeth, good thermal control ability, low heat generation and large torque 6) There is a TeflonTube metal joint at one end, which can be adapted to more models with Short-range/ Long-range distance. 7. Weight: about 137.7g