Fielect 75 Type Plastic Gears Kit Plastic Gears Plastic Crown Gear Single Double Reduction Gear Worm Gear for DC Motor DIY Model Toys 1Pcs

Dimension- Most gear is 2mm aperture (tight or loose), in addition to two spindle hole are 2.3mm and 3.17mm.

Package Content- This plastic gear kit include 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 robots/motors.

Features- This is the most complete gear set, includes 75 kinds of gear parts. It can meet your DIY needs, it includes worm gears,crown gears and a couple of other gears, suitable for DIY model production technology.

Good Material- This plastic gear kit made of high quality plastic, wearable and long service life.

Wide Application- The different kinds of parts and accessories in just one package, which makes it a perfect choice for laboratories, science education, DIY models, RC-airplane/helicopter repair, etc.