DC 12V 500RPM N20 High Torque Speed Reduction Motor with Metal Gearbox (4x) - RobotShop

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DC 12V 500RPM N20 High Torque Speed Reduction Motor with Metal

4pcs DC 12V 500RPM N20 High Torque Speed Reduction Motor with

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AmpFlow E30-400-12 High-Performance Motor 6-18VDC 6500 RPM - RobotShop

Greartisan DC 12V 27RPM Worm N20 High Torque Speed