[Dunbar]

I would like to share this hand with you guys, any thoughts about it?

Hand #1423011448000704: Pebble Beach 11448
Seat 1: PlayzWnuTz (102,30 in chips)
Seat 2: Psynesthesia (30,70 in chips)
Seat 3: .Volleyball. (22,00 in chips)
Seat 5: J.Porta (50,00 in chips)
Seat 6: KAPITOLLIKA (43,85 in chips)
Seat 7: EX_SGT_USMC (30,00 in chips)
Seat 8: tteska (65,15 in chips)
Seat 10: Dunbar (40,70 in chips)
Dunbar: posts small blind $0,25
PlayzWnuTz: posts big blind $0,50
EX_SGT_USMC: posts big blind $0,50
Dealt to Dunbar [ 4s 6c ]
Psynesthesia: folds
.Volleyball.: folds
J.Porta: folds
KAPITOLLIKA: calls
EX_SGT_USMC: checks
tteska: calls
Dunbar: calls
PlayzWnuTz: checks
@@@ F_L_O_P @@@ [ Kh 4h 6d ]
Dunbar: bets $1,25
PlayzWnuTz: calls
KAPITOLLIKA: calls
EX_SGT_USMC: folds
tteska: raises to $6
Dunbar: ???

What would you have done, and why?
To make things clear: I played the 46o because I was on the small blind.