Building a better world through human power

June 26, 2012

Everything needed for human powered apps of bike cranks.  Generate your own electricity, get healthy and be a prepper.http://bit.ly/OqJVAp 

This is a free downloadable PDF on how to construct them. Definitely a keeper for preppers and folks that wish to be or become self sufficient.  http://bit.ly/M0LpQu