I have four 48" new t5 bulbs. I went back to MH lights so no longer need these t5 bulbs. 2 are URI Brand and 2 are CA Brand I will take 38.00 for the 2 URI bulbs and 30.00 for the 2 CA bulbs. I also have a used URI electronic ballast made my Icecap it is the same as the 660 ballast I will take 85.00 for. It comes with the heat sink and harnet