0.2M 15T 0.8/1.0mm Shaft Hole Aperture Copper Metal Brass Worm Reduction Gear Set Micro Reduction Gear Static Modification 1:87

0.2M 15T 0.8/1.0mm Shaft Hole Aperture Copper Metal Brass Worm Reduction Gear Set Micro Reduction Gear Static Modification 1:87

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