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LightBurn Compatible LX2b C02 Laser Controller Board LightBurn Compatible K40 Upgrade Board [LX2b] - $72.00 : VMS, Velocitronics Motion Systems
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Need help connecting GRBL LASER CNC Controller to old K40 laser. · Issue #740 · arkypita/LaserGRBL · GitHub
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Cloudray K40 Series Upgrade Kit for CO2 Small Laser Engraving Machine Ruida RDC6432 CO2 Laser Controller
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