Line Limit Switch for 3018 Pro CNC Engraving Machine, CNC Engraving Machine Accessory, 10mm / 8mm/12mm, Optical Axis, 1PCS
https://www.vogueparade.com/shopping/EN/1431/1/1005003011649101/line-limit-switch-for-3018-pro-cnc-engraving-machine-cnc-engraving-machine-accessory-10mm-8mm12mm-optical-axis-1pcs//