Billingsly Trade... Help Please.. WHIR for sure!!

[TheBambino]

Ive been offered Billingsly for B Roberts straight up...

Should I or shouldn't I?

Im trying to sure up my pitching... Im in first but 2nd place is close. Im trying to up my Ks and Wins.
However, we are also close in SBs and Runs.... so with said... does this deal help me?

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10 Team 3 Year Keeper (Keep 6) Mixed 5x5 Roto League

C: Martin
1B: Morneau
2B: Utley
SS: Tulowitzki
3B: A. Ramirez
OF: Sizemore, Bay, M Ramirez, Pence
UTIL: Jeter, Roberts, Reynolds
SP: Haren, Lackey, J Johnson, Carpenter
RP: Nathan, Downs, Nunez, Howell, Hughes