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Zweistil - bicycle 2.0 - pedelec with variable frame for comfortably riding long distances as well as crowded places

together with Daniel Knuepfer
Zweistil - bicycle 2.0 - pedelec with variable frame for comfortably riding long distances as well as crowded places

together with Daniel Knuepfer
Zweistil - bicycle 2.0 - pedelec with variable frame for comfortably riding long distances as well as crowded places

together with Daniel Knuepfer
Zweistil - bicycle 2.0 - pedelec with variable frame for comfortably riding long distances as well as crowded places

together with Daniel Knuepfer
Zweistil - bicycle 2.0 - pedelec with variable frame for comfortably riding long distances as well as crowded places

together with Daniel Knuepfer
semi-working prototype - build to show that during-the-ride-transitions are not hazardous

together with Daniel Knuepfer
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Zweistil
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Stefan Wallmann
Dipl.Designer, M.A. Hamburg, Germany