Tsangan kits have 1.5x modifiers, a 7x space bar, 1x modifier keys and a short right Shift.  They are mainly for use with Korean custom keybaords.
Moogle kits generally have 1.25x modifiers, standard-width Shifts, Caps Lock, and 6.25x space bar.  They are for use with standard-layout ANSI keyboards (Filco, Leopold, etc.).