If you think yours can fit then you buy lor.
Sorry hor my AT is one of the smaller ones ard abt 3" head to tail. Nothing compared to those show pc that a few of the bro here have. My sailifin also 4-5" head to tail. Sohal abt 4-5" head to tail, my BT ard 5" and my YT ard 2" oni. Don't confused the rest See too much SPS makes you blurr liao har?
Only got 5 tangs in my 4ft tank and no more will be added!!!