Options for dual wheel to single for pulling

[jrmmustang]

I was looking at maybe getting a single rear wheel set up for pulling in the pulls that don't allow duals. I want to keep the stock size possible. Any opions thanks

 

[jrmmustang]

Wow with all the talk about pulling with duals I figure someone would like to help me out to get me to singles. I think its stock so let me pull lol