Once you experience a broken chain while cycling, or your hands are smeared with oil when the bike repair, or when you wash the bike. If you use this bike that you will not ever meet.
Bicycles with the idea without the use of this chain is very exciting as well. Dynacraft from the U.S. introduction - Dekra D Drive bike has an internal drive shaft which offers less maintenance, greater safety and hygiene solutions than the usual bike. See here
Desain Sepeda Keren Tanpa Rantai
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