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Amazon.com: Taiss LJ18A3-8-Z/BX-5V Proximity Switch M18 8mm Sensing DC 5V NPN NO(Normally Open) 3D Printer Cylinder inductive Proximity Sensor Switch Work Voltage 5VDC Special : Industrial & Scientific
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Amazon.com: BIQU H2 V2S Direct Drive Extruder for BIQU BX, New Upgrade Dual Gear Extruder DIY for Creality Ender Series, CR Series, Anycubic Mega S, Geeetech 3D Printers : Industrial & Scientific
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