I have a Prime HD used for a couple years on a frag tank at about 15%. This light works great. The bracket that comes with it is chopped short to fit the set up I had going. It also has a 3D printed power supply bracket.
$150 shipped
I also have a Apex VDM module with a kessil cable
$55 shipped for VDM $15 shipped for the cable $65 shipped for both