View some recent custom trike builds of the ICE Adventure Recumbent Trike:
Timothy's Adventure Blue ICE Adventure
8 SPEED - MICROSHIFT BAR ENDS, CLARIS REAR DERAILLEUR/11-32 CASSETTE -
SRAM S600 (44/32/22) + SHIMANO DEORE FRONT DERAILLEUR - 170mm cranks with 44/32/22 tooth chainrings. These give a lower range of gears for hill climbing and for touring.