bottom set monotone board, alternative lines welcome (boring)

[AZK]

I think after my flop bet I'm committed, no?

Ultimate Bet No-Limit Hold'em, $25 BB (10 handed) FTR converter on zerodivide.cx

saw flop|<font color="#C00000">saw showdown</font>

<font color="#C00000">UTG ($2137)</font>
UTG+1 ($4601)
UTG+2 ($5040.50)
MP1 ($1000)
MP2 ($2270)
<font color="#C00000">Hero ($2677.50)</font>
CO ($6001.50)
Button ($3608.50)
SB ($1559)
BB ($1479.50)

Preflop: Hero is MP3 with 2[img]/images/graemlins/club.gif[/img], 2[img]/images/graemlins/heart.gif[/img].
<font color="#666666">1 fold</font>, UTG+2 calls $25, <font color="#666666">1 fold</font>, MP2 calls $25, Hero calls $25, <font color="#666666">3 folds</font>, BB checks.

Flop: ($110) 7[img]/images/graemlins/spade.gif[/img], 6[img]/images/graemlins/spade.gif[/img], 2[img]/images/graemlins/spade.gif[/img] <font color="#0000FF">(5 players)</font>
BB checks, <font color="#CC3333">UTG+2 bets $110</font>, MP2 calls $110, <font color="#CC3333">Hero raises to $550</font>, BB folds, UTG+2 calls $440, MP2 calls $440.

Turn: ($1760) J[img]/images/graemlins/diamond.gif[/img] <font color="#0000FF">(4 players)</font>
UTG+2 checks, MP2 checks, <font color="#CC3333">Hero bets $2102.5 (All-In)</font>

FWIW, UTG was snake84 (from stars right?), and MP2 was EddieP