Redrex Dual Gear Extruder Metal Drive Feeder Upgrade Kit for Creality Ender 3 V2 Ender 3 Pro CR10 Series 3D Printer TPU Filament Supported Dual Drive Extruder Size:Dual Drive Extruder 4mm Ender 3 Nozzle×3 and

4mm Ender 3 Nozzle×3 and 2 Pair Pneumatic Couplers

softening hard edges on parts

Pack of 12

KONIGEEHRE Strip Discs Easy Strip and Clean discs are great for auto body shops needing to remove paint and under coating while still protecting the vehicle body

Rocaris 1“ Abrasive Buffing Polishing Wheels Burr for Rotary Tools-1/8" Shank，Polishing bits

Redrex Dual Gear Extruder Metal Drive Feeder Upgrade Kit for Creality Ender 3 V2 Ender 3 Pro CR10 Series 3D Printer TPU Filament Supported Dual Drive Extruder Size:Dual Drive Extruder 4mm Ender 3 Nozzle×3 andRedrex Dual Gear Extruder Metal Drive Feeder Upgrade Kit for Creality Ender 3 V2 Ender 3 Pro CR10 Series 3D Printer TPU Filament Supported Kindly Reminder: Please calibrate the E steps from 100 to 139Lubricate the gears before use for better results What are the advantages and upgrades of the REDREX dual gear extruder ? Issues that this fixes: Miss aligned Extrusion feed gearsExcessive part damage from wearMissing layer extrusionOver and under