No problem, sbuse i trust your knowledge since ive seen pictures of your successful tank and your healthy happy fish. and you have helped me expand my knowledge on these amazing fish !
Try asking the question in the "gar" sub forum. You may be surprised as to what the expert gar keepers thoughts are on this mix.
Myself I have never kept a gar. So can't really comment from experience. I would like to keep a gar but have found enough reasons not to risk it myself.