I'm worried I may be out-kicked here. Check behind this river? If I get check-raised I have to let it go here.

PokerStars No-Limit Hold'em, $0.50 BB (6 handed) Hand History Converter Tool from FlopTurnRiver.com (Format: FlopTurnRiver)

UTG ($49.25)
MP ($31.15)
CO ($52)
Button ($51.65)
SB ($31.20)
Hero ($52)

Preflop: Hero is BB with K, 5.
4 folds, SB completes, Hero checks.

Flop: ($1) K, Q, 6 (2 players)
SB bets $1.5, Hero calls $1.50.

Turn: ($4) K (2 players)
SB bets $1.5, Hero raises to $5, SB calls $3.50.

River: ($14) 9 (2 players)
SB checks, Hero checks.

Final Pot: $14