The kit for a 6x6 configuration (with 27" panels) ceiling-mounted consists of:2x ceiling plate (PFF 7965)2x pole 3300mm (PUC 2933)8x PLB 31xx bracket (PLA 9301)4x dvLED interface plate 3300mm (PLB 3133)4x dvLED extension for PLB 31xx (PLA 9303)6x dvLED mounting bolts (PLA 9305)