I was looking at a light fixture at texas tropical for my 75 gallon tank. It was a coralife 48" with 4 bulbs for under $300 but someone told me it's cheaper to buy a kit and do it myself. If I were to do it myself is this ballast all i need besides the caps and bulbs.

http://www.marinedepot.com/AquaticLi...K01216-vi.html