Features Compatible with Multiple Models: This Dual Gear Extruder Aluminum Block Kit is designed for CR10S PRO, Ender 3 PRO, and Ender 5, ensuring versatile compatibility for your 3D printing needs Enhanced Feeding Stability: Featuring a dual gear extrusion structure, this kit provides a strong feeding force, improving print quality by maintaining consistent material flow Comprehensive DIY Kit: Included parts such as the extruder body, spring, screws, and connector allow for straightforward assembly, making it ideal for various DIY 3D printing projects Durable Aluminum Construction: Made from lightweight, wear-resistant aluminum alloy, this extruder offers excellent heat dissipation and longevity for reliable performance Simple Installation Process: Designed as a right-hand extruder assembly, it ensures easy installation and minimizes the risk of losing steps during operation when positioned correctly Features: 1、APPLICABLE MODEL: Dual gear extruder aluminum block kit, suitable for CR10S PRO, for Ender 3 PRO, for Ender 5 3D printer models, with good compatibility. 2、STABLE FEEDING: Dual gear extrusion structure, large extrusion force, to ensure stable feeding, need to change the steps of the extruder from 100 to 140. 3、INCLUDED PARTS: The kit includes the extruder body, spring, screws and connector, etc., needs to be assembled by yourself for various DIY projects. 4、ALUMINUM ALLOY: The DIY extruder is made of aluminum alloy, light in weight, wear resistant and resistant, and has good heat dissipation. 5、EASY TO INSTALL: This is a right hand extruder assembly kit, easy to install, not easy to lose steps, you need to make sure the installation direction is correct. Specification: Item Type: Extruder Aluminum Block Kit Material: Aluminum Alloy Color: Red Applicable Models: For CR10S PRO, for Ender 3 PRO, for Ender 5, etc. Features: Dual gear extrusion structure design, high extrusion force, to ensure smooth feeding, not easy to lose steps Assembly: DIY modules need to be assembled by yourself Package List: 2 x Extruder Body 1 x Spring 6 x Screws 1 x Connector 1 x Connector Snap 3 x Accessories Note: This is a right hand extruder. The wrong installation direction will affect the Z axes screw. If the motor is replaced in the middle of the printer, the hole height may be inconsistent after installation. Package List 2 x Extruder Body 1 x Spring 6 x Screws 1 x Connector 1 x Connector Snap 3 x Accessories