I have a very expensive hps bulb just like that.I get your point @Birdu2 - will check it - i think the design of this light bulb is a fail itself, one half 2700k other half 6500k, they not even tried to mix the coloured bulbs. And the size- thats some serious meat half hangin in there you can rocky that shit
Checked your thread again, saw how close u put the lights, will get adjustable cable and drop this horse a bit on them