The Reef Brite X-Series LED Bracket Only Kit is designed for use with the Reef Brite X-Series Dual and Quad LED Hybrid Light Kits. The X-Series LED Bracket Kit includes all of the necessary hardware to add additional primary LED fixtures to your hybrid light setup. Compatible with both dual and quad X-Series LED light fixtures. Each light bracket is able to support a single Kessil A360 or A360X LED light, and two brackets will support an Ecotech Radion, Aqua Illumination or Kessil panel light.