21
Small Gear Wheels
Reference: #9900 · released in 1999
Themes: Educational and Dacta › Service Packs › Technic
The LEGO Small Gear Wheels set came out in 1999 in the Technic theme. This construction set holds 21 parts.
This set from LEGO includes a total of 21 parts distributed across 9 distinct unique parts.
Set parts (9)
![Technic Gear 24 Tooth [New Style with Single Axle Hole]](https://static.toytrust.app/brands/img/lego/elements/3648b/7.jpg)
![Technic Gear 24 Tooth Crown with Reinforcements [New Style]](https://static.toytrust.app/brands/img/lego/elements/3650c/7.jpg)
![Technic Gear 16 Tooth with Round Holes [Old Style]](https://static.toytrust.app/brands/img/lego/elements/4019/7.png)
![Technic Wedge Belt Wheel [aka Pulley]](https://static.toytrust.app/brands/img/lego/elements/4185/7.jpg)
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