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Search options not deleted user 56703

The big round things your bike rolls on. Rims, spokes, hubs, etc. If it's all about the rubber part, the "tire" tag is better.

9 votes

Why do we need air-filled tires?

A wheel is essentially round, a road is essentially flat. For reasonable contact with the road that does not damage either wheel or road, the tire needs to be deformed at the contact point to make a …
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