The assortments of accessories that we present are of great help for all those robotics projectors, models, small mechanisms and even for school education
It contains a variety of different types of gears, all can be consistent with each other, module 0.5, the hole was 1.9 mm, 2.05 (2.0) mm, 2.4 (2.55) mm, 2.9 (3) mm, etc. It also includes hexagonal gears, rack, pulleys, belts, axles and other helpful accessories.
quantity: 106 pieces
type: gears m 0.5