Make Any Bike An Electric Bike – 5 Incredible Bike Inventions


Links:
01- HEXAGON : http://igg.me/at/hexagon-rear-view-ca…
02- Rinsten Spring : http://www.rinsten.com
03- Propella 2.0 : http://www.propellabikes.com
04- Lumos Helmet: https://www.lumoshelmet.co/
05- britek Never Flat : http://www.energyreturnwheel.com/ERW-…
06- The Stealth P-7: http://www.stealthelectricbikes.com
07- UrbanX : https://www.kickstarter.com/projects/…

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