1000w MH bulb/cool tube???

okay so i have a 1000w ballast for a HPS and MH, and i have a cool tube set up that is 6" wide and 19.5" long. I want to use a 1000w MH bulb in my cool tube but i do not know of a MH bulb that would fit... does anyone know of a brand for MH bulb that will fit in my cool tube?

salvinya.....not sure if i spelled it right.....but they make bulbs for all apps...google 1000w mh bulb you will find something....if any thing i said helped u dont forget to +rep

Thank you buddy,....nobody is running 1000W MH in 6"cooltube???