Features Made of high quality plastic, wearable and long service life These products are for toys gear pulley and other spare parts, suitable for DIY model technology production There are six different set for your option including many kinds of gear parts and you can find one that better meet your need Small parts, easy to use, great model making accessories for all kinds of cars, robots, etc They are also good replacement of old or broken parts Description:If you are a model amateur, you would know that gears, pulleys and worms are essential and necessary parts for models. Aircraft, automobiles, boats, robots and other small production of science and technology will all need to use those parts. Here we provide many gears of different sizes and many other accessories which may meet your basic needs for model making. They are also good replacement of old or broken parts. Specifications:Main Material: PlasticType: 34kinds, 60kinds, 64kinds, 75kinds, 80kinds, 85kinds(optional) Package Includes:1 Set x Gear Pulley Kits Note: Monitors are not calibrated same, item color displayed in photos may be showing slightly different from the real object. Please take the real one as standard.Please note that the new type and old type of 84kinds product will be sent randomly, and make sure you will not mind before ordering. Package List