G-10 was sort of a Frankenstein 109, had the engine of a K-4, but allot of G-10's had different parts, Ie. some had the older shorter ruder and vertical stab, while some had the new Taller ones,
some had a short tailwheel while others had the long one, the G-10 was meant to do the same thing as the K-4, Standardize the 109, but like the G-6 and G-14, it also did not succeed