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100Pcs White Pp Belt Pulley Gear 9.3Mm Outer Diameter 2Mm Inner Hole Mini Timing Pulley for 2Mm Shaft DIY Model Toys Science Projects Rc Airplane Helicopter
Special Features
- Pulley for rc toy-- a good substitute pulley wheel for your broken or worn out one
- Pulley gears-- it is in stable characteristics, high performance and it is in great reliability, simple, easy to install
- Mini gear-- smooth surface, low resistance, smooth running, higher pressure accuracy and less noise
- Gear for -- made of pp material, . suitable for 2mm shaft DIY model toys
- Gear for rc toy-- workmanship, reasonable structure, professional and practical, can bring you convenience
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