River spot after overbet turn

Posted 3 years, 5 months ago

Blinds: $0.10/$0.25 (4 Players) BN: $24.03
SB: $25.00 (Hero)
BB: $27.37
CO: $54.68

Preflop ($0.35) Hero is SB with A K

2 folds, Hero raises to $0.75, BB calls $0.50

Flop ($1.50) 5 7 K

Hero bets $0.60, BB calls $0.60

Turn ($2.70) 5 7 K 2

Hero bets $3.61, BB calls $3.61

River ($9.92) 5 7 K 2 8

Hero bets $5.50

Unsure of what sizing to use on the river.. block? overbet turn - block river?