Trycycle
thingiverse
free
bycycle or trycycle License plates and frame and bracket by caj
... are for montana and just universal states also have included blank plate and blank plate w border so you can make your own plate
grabcad
free
HPVC trycycle
... project.
design this trycycle...this is run by
there are three source of energy..
1.human power
2.solar power
3.electric power