Help please! 12 team non-PPR

[point5pnoi]

Hello, please help me out guys! Anyone I should think of switching out as far as my bench?

QB:
Philip Rivers

RB:
Ray Rice
Pierre Thomas

WR:
Roddy White
Jeremy Maclin
Michael Crabtree

TE:
Kellen Winslow

K:
Lawrence Tynes

DEF:
San Francisco 49ers

BENCH:
Alex Smith
Bernard Berrian
Jacoby Jones
Arian Foster
Justin Forsett
John Carlson

Free Agents: Devin Aromashodu, Roy E. Williams, Chester Taylor, Darren McFadden, Thomas Jones