10pcs GA12-N20 DC 3V 6V 12V Micro Reduction Gear DC Motor With Lead Screw M4*55 N20 Motors 30RPM 50RPM 100RPM 1000RPM Diy Kit

10pcs GA12-N20 DC 3V 6V 12V Micro Reduction Gear DC Motor With Lead Screw M4*55 N20 Motors 30RPM 50RPM 100RPM 1000RPM Diy Kit

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