Product Name: Pinion Gear Set of 12 Teeth, Set of 25 Size: Approximately 7mm (Hole diameter approximately 2.5mm) Condition: Unused Additional Information: Mass-produced general-purpose type (bulk product) Pinion Gear Main Uses: Replacement for broken gears in Plarail motor cars Please confirm the required number of gear teeth carefully. Also, please handle the gear replacement work yourself. Image 2 is an illustration and is not the product. Shipping Method: Mercari Delivery Anonymous shipping recommended by Mercari for peace of mind and safety Let's replace the gears of Plarail that have stopped running and bring back their former performance! I would be happy to trade with those who are looking for this. Thank you. #PlarailPinionGear