no read, ive been reasonably tight. i left some money on the table..thoughts?

PokerStars No-Limit Hold'em, $6 BB (6 handed) Hand History Converter Tool from FlopTurnRiver.com (Format: FlopTurnRiver)

saw flop|saw showdown

MP ($785.85)
CO ($874.20)
Hero ($656)
SB ($573)
BB ($1302.20)
UTG ($409.80)

Preflop: Hero is Button with J, J.
3 folds, Hero raises to $18, 1 fold, BB calls $12.

Flop: ($39) K, K, K (2 players)
BB checks, Hero bets $24, BB raises to $60, Hero raises to $174, BB calls $114.

Turn: ($387) 6 (2 players)
BB bets $150, Hero calls $150.

River: ($687) 7 (2 players)
BB bets $180, Hero calls $180.