SPTwj Plastic Gears Set 60Pcs DIY Kit White Plastic Gear Shaft Belt Rack Robot Parts 3 Years+

• This item is for toys gear spare parts package, includes gear, rack, pulleys, belts, and other transmission parts, that can meet your different needs.
• Mainly for 0.5 modulus of each gear for DIY toys with use.
• Used in laboratories, science education, and DIY models and RC-airplane/helicopter repair, etc.
• A great toolkit for promoting DIY abilities, improving children's, teen's hands-on skills and divergent thinking.
• Material: plastic; color: white, orange; packaging includes: 8 x single layer gear, 9x main shaft gear, 12x double gear, 7x pulley, 9x crown gear, 2x blue motor gear, 4x belt, 4x bushing, 2x worm rod, 1x rack, 1x copper gear, 1x umbrella gear.

60 different types of plastic gears parts package, meet the different needs of children and adolescent IY toys. A great toolkit for promoting DIY abilities, improving children's, teen's hands-on skills and divergent thinking. All plastic gears parts are packed in a bag for easy carrying. Suitable age: 3 years old and above. NOTE: Because the product contains small parts, children are easy to eat, so stay away from children under 3 years of age.