villain is 21/18
IGT Poker Network (Entraction) - €0.10 NL (6 max) - Holdem - 4 players
Hand converted by PokerTracker 4
UTG: €13.09
Hero (BTN): €24.16
SB: €11.52
BB: €33.57
SB posts SB €0.05, BB posts BB €0.10
Pre Flop: (pot: €0.15) Hero has K♦ A♦
fold, Hero raises to €0.35, SB calls €0.30, fold
Flop: (€0.80, 2 players) 5♥ K♠ T♠
SB checks, Hero bets €0.60, SB calls €0.60
Turn: (€2.00, 2 players) 6♦
SB checks, Hero bets €1.50, SB calls €1.50
River: (€5.00, 2 players) 4♠
SB checks, Hero checks
Spoiler
SB shows K♥ J♦ (One Pair, Kings) (Pre 25%, Flop 14%, Turn 7%)
Hero shows K♦ A♦ (One Pair, Kings) (Pre 75%, Flop 86%, Turn 93%)
Hero wins €4.75
What should be my bet size on the river in such hands where the main draw completes ? Most of the time I lose value but i don't want to get c/r or bet thin and again the villain pushes.