78pcs Plastic gear motor Kit DIY Gear Assortment Accessories Set With Various Gear And Axle Belt Bushings
Specification:
Quantity: 78 pcs/set
Color: Full colour
Tooth profile: Cylindrical gears
C303A is 3mm, 1 15 teeth 2.3mm hole and 3.17mm hole.
1 X Gear motor set (78pcs)
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