Creality Upgraded Direct Extruder Kit for Ender 3 / Ender 3 Pro and En – Kingly Pte Ltd
Problems with stock gear with no screw on Ender 3 pro - 3D Printing Stack Exchange
Creality Ender 3 S1 Pro 3D Printer w/ High-Temperature Nozzles, Full-Metal Dual-Gear Direct Extruder, Auto Leveling, PEI Magnetic Platform - RobotShop
Dual Gear Extruder 3 V2 Upgrade Motor Shaft 20mm Compatible 3 Pro Cr10 Series 3d Printer Tpu Filament Drive - Business, Industry & Science - Temu Germany