Fournette trade in a keeper league

10 team standard scoring 6 keeper league with no draft penalty
currently 7-3 but want to improve my rb2
What trade offers should I make to the fournette owner who is 4-6 and likely out of playoffs

QB- Mahomes, Brissett
RB- Chubb, Coleman, D Johnson(ARI), Mixon, Breida
WR- Cooper, Lockett, Thielen, Sutton, McLaurin, Parker
TE- Waller

Mistake, fournette owner is 5-5 and is competing for multiple playoff spots