Specification AgeRangeDescription : Kid AssemblyTime : 48 hours Brand : Liujaos BulletPoint1 : Eduard Big Ed Set 1:48 - AV-8A late (Kinetic) BulletPoint2 : Made in Czech Republic BulletPoint3 : This is not a toy Color : Various CpsiaCautionaryStatement : choking_hazard_small_parts EducationalObjective : Teach basic engineering and mechanical concepts ExternallyAssignedProductIdentifier : 9182432746358 ExternallyAssignedProductIdentifier1 : 8591437559596 ExternallyAssignedProductIdentifier2 : 08591437559596 IncludedComponents : 1 set IsAssemblyRequired : 1 ItemName : Liujaos 26pcs Shaft Gear 3.17MM/4MM Plastic Spindle Worm Gear Plastic Gear Motor Gears Spindle Gear Small Parts for DIY Model Technology Cars ItemPackageDimensions_Height : 26.2 centimeters ItemPackageDimensions_Length : 1.1 centimeters ItemPackageDimensions_Width : 19.8 centimeters ItemPackageQuantity : 1 ItemTypeKeyword : toy-interlocking-gear-sets Manufacturer : Liujaos ManufacturerMinimumAge : 36 Material : Metal ModelName : EDUBIG49290 NumberOfBoxes : 1 NumberOfItems : 1 OperationMode : Manual PartNumber : BIG49290 PowerSourceType : Hand-powered ProductDescription : Specification: Description: If you are a model amateur, you would know that spindle gears are essential and necessary parts for . Aircraft, automobiles, boats, robots and other small production of science and technology will all need to use spindle gears. Here we provide 26pcs spindle gears of different sizes and sleeves which may meet your basic needs for model making. They are also good replacement parts of old or broken gears. Features: Made of high quality plastic, wearable and service life. The products are for toys spindle gear spare parts, suitable for DIY model technology production. Small parts, easy to use, great model making accessories for all kinds of cars, robots, etc. This is the spindle gear set including many kinds of gear parts. It can meet your DIY needs. Mainly used in the coreless motors,130.140.180.260.280.370 and all 2mm motors, such as 2.3mm circular shaft motors, 3mm D shaft gear motors, 4mm D shaft gear motors, etc. Specifications: Material: Plastic Modulus: 0.5 Spindle Gears: White: 80.8A, 81A, 81.5A, 82A, 102A, 122A, 132A, 142A, 182A(9pcs) Blue: 153AD, 152.3A, 15.317A, 154AD(4pcs) Gears: 6*62A, 6*82A(2pcs) Bevel Gear: S162A(1pc) Shaft Sleeves: 2mm(10pcs) Weight: 4g(approx.) Gear Diameter=(Teeth number+2) x 0.5 e.g. 81.5A 8 represents 8 teeth, Gear Diameter=(8+2) x 0.5=5mm 1.5A represents close-fitting with 1.5mm shaft. e.g. 153AD 15 represents 15 teeth, Gear Diameter=(15+2) x 0.5=8.5mm 3AD represents close-fitting with 3mm D shaft. Package Includes: 9 pcs x White Spindle Gears 4 pcs x Blue Spindle Gears 2 pcs x Worms 1 pc x Bevel Gear 10 pcs x Shaft Sleeves 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.