Proto Bike-13 Go anywhere, anytime 12V battery, lighting, sounds, air-compressor, etc.
proposed by Prof.Satoshi Nishimura / Jichi Med Univ(JAPAN)

Specs: 20 x 4inch tire. (very heavy, durable)
This model was designed to go anytime, anyplace.
For re-habilization of my legs.
Contnious tyre pressure monitoring. LED head and brake light
590 x 1580 x 720mm, 21.2kg
E-mail: If interested (snishi-tky(a-mark)ninus.ocn.ne.jp )

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original product

another proto