POWGE K40 CO2 laser engraving machine 20 teeth 2GT idler Pulley Bore 8mm Bearing 608ZZ 1220-2GT-6 belt bed levelling Motion kit

POWGE K40 CO2 laser engraving machine 20 teeth 2GT idler Pulley Bore 8mm Bearing 608ZZ 1220-2GT-6 belt bed levelling Motion kit

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