cutoff is bad, button and sb are nits, bb is 44-0 small sample

Raise river? how much?

$0.10/$0.25 No Limit Holdem
8 Players
Hand Conversion Powered by weaktight.com

Stacks:
UTG ($12.93)
UTG+1 ($25)
hero (MP1) ($28.34)
MP2 ($25)
CO ($34.12)
BTN ($25.47)
SB ($55.89)
BB ($17.79)

Pre-Flop: ($0.35, 8 players) hero is MP1
2 folds, hero raises to $0.85, 1 fold, CO calls $0.85, 2 folds, BB calls $0.60

Flop: ($2.65, 3 players)
BB checks, hero bets $1.80, CO folds, BB calls $1.80

Turn: ($6.25, 2 players)
BB checks, hero checks

River: ($6.25, 2 players)
BB bets $3.25,