400watt IceCap MH ballast - $65
Sunlight Supply Reef Optix 2 Retrofit Single Ended Mogul Based Reflector - $10
400 Watt 14000K Metal Halide Bulb - Blue Life SPS Mogul Base - $15

All of the above for $80.

Also, I'm practically going to give away the 1/3 chiller. I'm asking $250.

100g Rubbermaid stock tank with cut off valve - $30