Robot Motor Gear Set Othmro 1Pcs Nylon PA11 Plastic Soft Tube 4mm Inner Diameter 6mm Outer Small Plastic Gears For Projects 【Durable】The plastic gear set is made of high-quality plastic, which is wear-resistant and has a long service life Othmro 50pcs Plastic Gears 10 Teeth Model 102A Reduction Gear Plastic Worm Gears for RC Car Robot Motor $ 16.78 【 Widely used 】 Plastic gears are suitable for scientific DIY projects, such as RC car models, electric robot models, education on how gear ratios work, and any other home small motor DIY projects. uxcell 30pcs Plastic Gears White 10 Teeth Model 102A Reduction Gear... Ideal accessories for Vehicle nema17 hand wheel nema23 stepper motor nema34 5mm ... - Vicedeal 【 Packaging Content 】30pcs plastic gears,10 teeth 102A type reduction gear