Can be built with one of three different landing gear configurations,
'Mark I' has main landing gear on the tips of the front lower wing,
'Mark II'has the main wheels inboard to near half-span,
there is also a 'Mark II' with "hoopstyle" landing gear.
'Mark III' is a nosewheel version, with main wheels bolted to sprung struts that exit the fuselage just aft of the cockpit.