Electrically Driven eTrolley Pricerange: $ 00.00 Max build-size: x x cm http://www.esherpa.ch/en/ http://www.libre3d.com/category/556/SportsOutdoors/listings/762/eSherpa-First-Electrically-Driven-eTrolley.html http://www.esherpa.ch/wp-content/uploads/2014/10/stl-v3d.zip http://www.esherpa.ch/wp-content/uploads/2014/10/eSherpa.pdf http://www.pololu.com/product/1378 eSherpa is the first electrically driven eTrolley for tandem pilots. Strong enough to carry 30 kg uphill and compact enough to be flown back down …        |
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