Yes you can. I did it with the same parts. You will have to drill some holes to mount the jet burner on the cross bar that you took the the burner off of or use a long bolt in the center with steel bar that will fit between the the jets to clamp to the center bar. A piece of 1/2" pipe will...
https://www.amazon.com/gp/product/B0002DJOOI/?tag=skimlinks_replacement-20
I use these work well. They are on sale every once and awhile. I paid $17 for mine.
Wilser bags are the only way to go. I have been using them over 5 years and never had a tear or rip and few 40# grain batches. The ones with straps just get in the way.