MH bulb in my HPS setup?

[akisgift]

ok what i was wondering is, i have this 150w hps setup going on, pics below, can i put a 150w mh bulb in there for vegging? i dont wannt mess up my ballest, i just got the thing brand new and it kicks ass lol. (my grow space is very small)
anyways, any info on this would be awesome!

[akisgift]

dang my comp isnt letting me post my pic, ill get one soon, either way some advice would be nice ;p

[akisgift]

METAL HALIDE MH150 WATT CLEAR MEDIUM BASE SUPRA LIFE LIGHT BULB: Compare Prices, View Price History and Read Reviews at NexTag (http://www.nextag.com/METAL-HALIDE-MH150-WATT-545933853/prices-html?nxtg=89110a240529-19EBD6CF5DAF0C86)

[akisgift]

HELLO?

[daihashi]

you can use a conversion bulb in a hps ballast.

[akisgift]

any links to where i can find what im looking for?

[daihashi]

any links to where i can find what im looking for?

just google search metal halide conversion bulb