sentences:  The aircraft could also be configured to use skis, floats or wheels.The main landing gear's radius rods (the members joining the inner ends of the wheel axles to each opposing corner of the fuselage) on the Models 2 and 7 were notable for having the one coming from the left wheel "looped", with an open oval piece near its middle, so the one from the right mainwheel could pass right through it.Engine choices further dictated the different variants of the Fawn design