Polarity Switch
5120-1 · 1993 · Service Packs
2 pieces · 2 part types
What there is most of
- Pole Reverser / Polarity Switch with Center Part [Complete Assembly] · Light Gray×1
- Technic Axle 1.5 with Perpendicular Axle Connector (Technic Pole Reverser Handle) · Yellow×1
The twenty most numerous parts, longest bar first. Start a checklist to see all 2 part types and tick them off as you find them.
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