Should I be firing the river here?

iPoker - £0.50 NL (6 max) - Holdem - 4 players
Hand converted by PokerTracker 4

CO: 128.54 BB (VPIP: 20.43, PFR: 17.20, 3Bet Preflop: 5.26, Hands: 97)
Hero (BTN): 185.06 BB
SB: 178.1 BB (VPIP: 29.27, PFR: 20.00, 3Bet Preflop: 8.13, Hands: 428)
BB: 31.4 BB (VPIP: 42.86, PFR: 28.57, 3Bet Preflop: 25.00, Hands: 8)

SB posts SB 0.5 BB, BB posts BB 1 BB

Pre Flop:(pot: 1.5 BB)Hero has A:club: 9:club:

fold, [color=red]Hero raises to 2 BB[/color], [color=red]SB raises to 7 BB[/color], fold, Hero calls 5 BB

Flop:(15 BB, 2 players) 5:spade: A:diamond: K:spade:
SB checks, [color=red]Hero bets 7.5 BB[/color], SB calls 7.5 BB

Turn:(30 BB, 2 players) 6:club:
SB checks, [color=red]Hero bets 15 BB[/color], SB calls 15 BB

River:(60 BB, 2 players) T:club:
SB checks, Hero ?