No reads..should I have just called villains raise and then push the river?

Ultimate Bet No-Limit Hold'em, $.10 BB (7 handed) Hand History Converter Tool from FlopTurnRiver.com (Format: FlopTurnRiver)

MP1 ($10)
MP2 ($9.80)
CO ($11.05)
Button ($1.60)
SB ($6.50)
Hero ($10.20)
UTG ($13.62)

Preflop: Hero is BB with 5, T.
MP1 calls $0.10, MP2 calls $0.10, 2 folds, SB completes, Hero checks.

Flop: ($0.40) 5, T, 7 (5 players)
SB checks, Hero bets $0.4, MP1 folds, MP2 folds, SB calls $0.40.

Turn: ($1.20) 5 (3 players)
SB checks, Hero bets $0.6, SB raises to $1.2,Hero... ?

{edited - a500lbgorilla}