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TENLOG TL-D3 Pro Independent Dual Extruder 3D Printer, Upgrade BMG Extruder,300 Degree High Temperature Nozzle,Silent Mainboard TMC2209 Drive,600W Power Supply,11.8''x11.8''x13.8'' : Amazon.ca: Electronics
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WINSINN Dual Gear Extruder, Works with Creality Ender 3 CR10 CR-10 Pro CR-10S Tornado Upgraded Aluminum Drive Feed for 3D Printer 1.75mm Filament : Amazon.ca: Industrial & Scientific
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3D Printer Upgraded Bowden Extruder Dual Drive BMG Extruder for Creality Ender 3/Ender 3 Pro/Ender 5/Ender 5 Pro/CR10/CR10 Pro, Anycubic Mega S, Geeetech A10/A20/A30 Pro and Prusa I3 DIY Printer Kits :
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Experimental dual extrusion system which actually works! My submission to the Creality contest. - YouTube
This Innovative Creality Ender 3 Mod Enables Dual Extrusion Without an Additional Servo - Hackster.io
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Creality Ender 3 S1 3D Printer with Direct Drive Dual-Gear Extruder CR Touch Auto Bed Leveling and Silent Motherboard Dual Z-axis Print Size 8.6X8.6X10.6in : Amazon.ca: Industrial & Scientific
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