Who to take at pick 6? 10 team ppt

Hey guys new clan member here.

In a 10 team ppr league 1qb 2rb 2 wr 1 flex d and kicker.

I been kicking around the idea if trading a 2nd and a 5th to grab the 4th pick that way I have a chance to stack to elite rba together.

Thoughts on this?