Okay, I tried an aluminum rear body mount and that bent once and then broke! So I decided to modify Shizzon's brace and this is what I came up with.
RC-Monster RC8T 1515 2.5D/MMM/5s RC-M 4500mah
SC10 MMPro 13.5T 2s NeuEnery 5000mah
RC18T Mamba 25/5400kv 2s lipo + 6s NiMh