Features 1、Wide Compatibility: This extruder is applicable for Ender3, for Ender3 Pro, for Ender 3 V2, for Aquila 3D printer. 2、Direct Drive Type: This direct drive extruder has lower torsion requirements for stepper motor, the feeding is smoother, reduces the possibility of nozzle blockage when returning material. 3、Excellent Accessories: Equipped with 42 to 34 stepper motor, longer motor connection cable for easy installation, 5015 fan and integrated cooling design for better heat dissipation. 4、Integrated Structure: The extruder is made of aluminum alloy and ABS, which is hard wearing, more sturdy, integrated structure is more convenient for installation and replacement. 5、Multi Purpose: This extruder can print a variety of TPU materials, has reserved for BL Touch mounting bracket, is a great substitute for broken ones on your 3D printer. Specification Item Type: 3D Printer Extruder Kit Material: Aluminum Alloy, ABS Applicable: For Ender3, for Ender3 Pro, for Ender 3 V2, for Aquila (24V) Input Consumables Diameter: Approx. 1.75mm/0.07in Output Diameter: Approx. 0.4mm/0.02in Fan Specifications: 5015 Fan Package List 1 x 3D Printer Extruder Kit 1 x Power Cable 3 x Screw 4 x Hex Wrench 1 x Wrench 1 x Manual