0.5M Modulus 7T 8T 9T 10T 11T 12T 13T 16T Teeth Metal Brass Gear for Spindle Transmission Gear Fit

0.5M Modulus 7T 8T 9T 10T 11T 12T 13T 16T Teeth Metal Brass Gear for Spindle Transmission Gear Fit

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