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Pump in Bike / bicycle

Pump in Bike
Pump in Bike

This product is a bicycle which has air pump within. When your tires go flat, you can use upper part of bike to pump air.

University

Bucheon University

Bucheon University
Gyeonggi-do, South Korea

Design

Bucheon University

Bucheon University
Gyeonggi-do, South Korea

Yoonkyung lee