Pack Of 20 2 Types Worm Gear Drive for 2mm Model Electric Motor Shaft 6mm/10mm

Worm : 6 6mm ; Bore : 1.9mm. Worm : 6 10mm ; Bore : 1.9mm. Fits tightly to any motor with a 2mm shaft. I send goods within 12 hours. Usually I will respond in 24 hours.

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