3D Printer Accessory - E Fit extruder, quick release, with dual drive, Compatible with Bowden and Direct Drive and various types of filaments with a diameter of 1.75 ±0.05 mm, designed for Ender-3 models, Ender-3 V2, Ender-3 Pro, Ender-3 S, CR-10 S, CR-10, CR-10 S5, CR-10 S4, CR-10 Mini, CR-20 and CR-20 Pro