mounts

Ok so currently I have a fluval sea marine 3.0 46 watt on my 75 gallon tank. My tank is about the standard 75 gallon 48 by 18 by 24. I have a small Monti coral at the top of the tank. A few zoas. A goniopora I’ve had for about 6 months and he’s doing great. A Duncan coral, 2 acans, a toadstool...

I purchased this light in Sept. 2018. It has served me well and I was happy with it but received new lights for Christmas. I have the ceiling mount cable which I used and also the tank mount arm, brand new in the box. The light is the white with gold model. There are two small areas where I...