I stumbled upon this
http://www.3ders.org//articles/20160401-trayser-e-bike-lets-you-3d-print-your-own-replacement-parts.html
I actually quite like the design at least there is plenty of room for lipoly packs...
http://www.3ders.org//articles/20160401-trayser-e-bike-lets-you-3d-print-your-own-replacement-parts.html
I actually quite like the design at least there is plenty of room for lipoly packs...