1、WIDE APPLICATION: This HGX extruder kit is suitable for many 3D printers, such as for CR10, for Ender 3, for CR6, for VORON and so on. Note that this kit does not include the motor. 2、ENHANCE PRINT QUALITY: With a powerful 9.5:1 ratio, it can provide superb driving force, extrusion force is more than 60N, fast drive speed, precise ratio, support high speed printing up to 180mm/s. 3、PREMIUM MATERIALS: The outer shell is made of full aluminum alloy oxidation process, high frequency quenching and hardening process, and the inner gears are made of hardened steel material. 4、ANTI SKID: The main structure consists of three large gears, overall hardened and Ni plated large gears. Designed with larger extruded wheels to increase the grip of consumables and reduce slippage. 5、CONSUMABLE COMPATIBILITY: Supports switching and assembling of long and short distance printing to meet different printing needs. Meanwhile, it is suitable for a wide range of consumables, such as PLA, PETG, TPU, ABS, PEEK, etc., providing more choices and flexibility.