Out Of These Guys... (Need RB depth)

Who should I package and trade for?

My RBs: Bell, Gillislee, Abdullah, Carson
WRs: Nelson, Ty Hill, Adam Thielen, Ty Williams, Ted Ginn, Cooper Kupp.

I picked up Kupp today. I’m looking for some RB depth.

Gillislee. Good start but I doubt he’s consistent.