Father and #2 son Sam in inverted German Wheel (with road cycle(cart) above) (whymcycles) Tags: bike bicycle sam recycled tricycle rad bikes kinetic bici trike bigwheel bicyclette velo fahrrad whimsical roue tallbike pushbike kineticsculpturerace ksr roues handcycle germanwheel whymcycle peterwmwagner rhonrad handpedal armpower handpedalled armpowered gymnasticswheel