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Steel for spokes. Rubber pneumatic tires. Ball bearings. Then if you want to get a safety bicycle rather than a penny farthing, you need a cheap process for
by ocschwar 11y ago
Steel for spokes.
Rubber pneumatic tires.
Ball bearings.
Then if you want to get a safety bicycle rather than a penny farthing, you need a cheap process for bike chains.
- JoeAltmaier 11y agoBelts work for bike chains. Using those on steam engines.