75-150 live action loose game, top pair unraised pot bad kicker

[oscargambler]

this is my first post.. me and a some friends disagree on play of this hand in particular wanted some feedback.

game is live home game, game playing pretty loose usually 4 to five people seeing the flop in 10 handed game.

in hand im sm blind
utg limps
mp limps
co limps
bt limps
i throw up extra quater with k 8 off
bb checks

flop k j 10 rainbow

sb i check k 8 off
bb checks
utg checks
mp checks
co checks
bt bets

discussion is sb best play on this flop with k 8 off with 4 left to act behind. no real reads.

ty for any replies