5Set Micro Mini Turbine Worm Gear Reduction Ratio 20/1 Brass Pinion Modulus 0.2 Static Change Gears fr RC Model DIY Transmission

5Set Micro Mini Turbine Worm Gear Reduction Ratio 20/1 Brass Pinion Modulus 0.2 Static Change Gears fr RC Model DIY Transmission
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sku: 1005004491167025
$17.36
Shipping from: China
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