Nl 5 77 turn set 4way

Raise turn should be a bit bigger I think. Which range should I target on the river and how big should I bet, I don't know if they fold weak Kx to a really big bet

PokerStars - $0.05 NL (6 max) - Holdem - 4 players
Hand converted by PokerTracker 4

Hero (BTN): $5.00
SB: $4.00 (VPIP: 20.69, PFR: 15.52, 3Bet Preflop: 5.26, Hands: 59)
BB: $1.41
CO: $7.62 (VPIP: 54.76, PFR: 38.10, 3Bet Preflop: 11.11, Hands: 45)

SB posts SB $0.02, BB posts BB $0.05

Pre Flop: (pot: $0.07) Hero has 7♣ 7♠

CO raises to $0.10, Hero calls $0.10, SB calls $0.08, BB calls $0.05

Flop: ($0.40, 4 players) 4♣ 9♠ K♦
SB checks, BB checks, CO checks, Hero checks

Turn: ($0.40, 4 players) 7♦
SB bets $0.18, BB calls $0.18, fold, Hero raises to $0.56, SB calls $0.38, BB calls $0.38

River: ($2.08, 3 players) 5♠
SB checks, BB checks, Hero bets $1.08, SB calls $1.08, fold