33$ AKs miss

[Percussion]

What is a range of hands for villian?
What does that small bet on the end mean?

Villian is a weak novice, but no hands shown down!

PokerStars No-Limit Hold'em Tourney, Big Blind is t30 (8 handed) converter

Hero (t2090)
UTG+1 (t1415)
MP1 (t1730)
MP2 (t3215)
CO (t1160)
Button (t1055)
SB (t1530)
BB (t1305)

Preflop: Hero is UTG with K[img]/images/graemlins/spade.gif[/img], A[img]/images/graemlins/spade.gif[/img].
<font color="#CC3333">Hero raises to t90</font>, <font color="#666666">5 folds</font>, SB calls t75, <font color="#666666">1 fold</font>.

Flop: (t210) 2[img]/images/graemlins/diamond.gif[/img], 5[img]/images/graemlins/heart.gif[/img], 8[img]/images/graemlins/diamond.gif[/img] <font color="#0000FF">(2 players)</font>
SB checks, <font color="#CC3333">Hero bets t160</font>, SB calls t160.

Turn: (t530) T[img]/images/graemlins/club.gif[/img] <font color="#0000FF">(2 players)</font>
SB checks, Hero checks.

River: (t530) T[img]/images/graemlins/spade.gif[/img] <font color="#0000FF">(2 players)</font>
<font color="#CC3333">SB bets t180</font>, Hero ?