1PC 0.3 Modulus Copper Worm Gear / 14T Teeth Brass Helical Gear Copper Transimission Gear 1mm 1.5mm Motor Shaft Hole

1PC 0.3 Modulus Copper Worm Gear / 14T Teeth Brass Helical Gear Copper Transimission Gear 1mm 1.5mm Motor Shaft Hole

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