NL$50: Value bet TPGK?

[NL Newbie]

I figured this was a easy hand, but then i wondered if J-kicker good enough for a value bet?

Party Poker - No Limit Hold'em Cash Game - $0.10/$0.25 Blinds - 6 Players - (LegoPoker Hand History Converter)

SB: $25.00
BB: $22.13
UTG: $44.74
MP: $25.40
Hero (CO): $31.33
BTN: $34.93

Preflop: Hero is dealt J[img]/images/graemlins/club.gif[/img] K[img]/images/graemlins/spade.gif[/img] (6 Players)
UTG calls $0.25, MP folds, <font color="red">Hero raises to $1.20</font>, 3 folds, UTG calls $0.95

Flop: ($2.75) K[img]/images/graemlins/diamond.gif[/img] 2[img]/images/graemlins/spade.gif[/img] 4[img]/images/graemlins/diamond.gif[/img] (2 Players)
UTG checks, <font color="red">Hero bets $1.90</font>, UTG calls $1.90

Turn: ($6.55) 5[img]/images/graemlins/club.gif[/img] (2 Players)
UTG checks, <font color="red">Hero bets $4.10</font>, UTG calls $4.10

River: ($14.75) Q[img]/images/graemlins/diamond.gif[/img] (2 Players)
UTG checks, <font color="red">Hero bets $7.70</font>

40/11/.54 over 100 hands pretty aggro, is this value bet to thin?

Strongly considered checking river behind, but folding to a raise is the plan.

[Suigin406]

.54 is not aggro at all...

bet a bit more on turn...yea, there's still value here to bet, his range can include a weaker K, obv. folding to the raise, so b/f

[jono]

I bet 2.1 flop instead of 1.9
I bet 5 or 5.25 turn instead of 4.10

If he limp/calls stuff like K6 UTG then I bet like 10 river
If he's the type to limp/call only pocket pairs and 2 big cards I probably ch