Another hand I used to cbet every time. Is it correct to check because I do not have a range advantage and I'm also oop? Pretty basic spot I know but man its hard to not cbet every flop.

assume vs population

GG Poker - $0.10 NL (6 max) - Holdem - 5 players
Hand converted by PokerTracker 4: http://www.pokertracker.com

Hero (SB): 208.4 BB
BB: 122.6 BB
UTG: 127 BB
CO: 53.8 BB
BTN: 87 BB

Hero posts SB 0.5 BB, BB posts BB 1 BB

Pre Flop: (pot: 1.5 BB) Hero has Kc As
fold, fold, fold, Hero raises to 3 BB, BB calls 2 BB

Flop : (6 BB, 2 players) 7c 6s 9d
Hero checks, BB checks

Turn : (6 BB, 2 players) Kh
Hero bets 3 BB, BB raises to 6 BB, Hero calls 3 BB

River : (18 BB, 2 players) Qs
Hero checks, BB bets 17 BB, fold

BB wins 17.1 BB