75pcs. Gears Assorted Kit for DIY Robotics

This is 75pcs. Gears Assorted Kit for DIY Robotics. The Gear Package contains spindle, single/double crown gear, pulley, rack, bevel gear, copper gear, bushings, axles, tires, rubber bands and so on, more accessories that you need for diy toy cars/robots/motors. This kit can be used to fixe household itmes, toyes and other items. This has multipurpose use of these gears like you can use it to fix the toys, Great for DIY science and small production, product design and mechanical model. Most gear is 2mm aperture (tight or loose), in addition to the two-spindle hole are 2.3mm and 3.17mm. It includes worm gears, crown gears and a couple of other gears, suitable for DIY model production technology. This is the most complete gear set, includes 75 kinds of gear parts.  Material: plastic; colour: white, orange, Blue, yellow Package Includes: 1 x  Gears for Assorted Kit for DIY Robotics – 75pcs.