Feature:1. COMPATIBLE MODELS: Compatible for Creality for Ender 3, for Ender 3s, for Ender 3 Pro Cr 10 Cr 10S S4 S5 Series 3D Printers.2. SMOOTHLY MOVEMENT: 3D extruder back support plate with pulley extruding backplate for smoother movement and better control during the printing process3. PROVIDES SUPPORT: 3D Printer Extruder Backplate provides additional support and stability during the printing process, minimizing vibration and enjoying smoother, more accurate 3D print results.4. EASY TO INSTALL: The backplate is designed for easy installation, simply install the backplate and experience the advantage of increased stability and performance.5. METAL MATERIAL: 3D extruded backplate parts are made of metal material, not easy to damage and rust, durable and long life.Specification:Item Type: 3D Extruder Back Support PlateMaterial: Aluminum AlloyApplication: for Creality for Ender 3, for Ender 3s, for Ender 3 Pro CR 10 CR 10S S4 S5 Series 3D Printers.Package List:1 x 3D Extruder Back Support Plate3 x Wheel1 x Screw Pack