Features:Compact and Lightweight3.5:1 Gear RatioDual Gear DesignPackage Included:1 x SpriteExtruder-Pro Extrusion mechanism Ender-3 S1 Standard Version

Creality 3D Creality 3D SpriteExtruder-Pro Extrusion Mechanism Ender-3 S1 Standard Version Dual Gear Design for Ender-3 S1 3D Printer
$58.36