Seat screw?

Hi guys, I just bought this boi over the weekend and I’m trying to find a seat screw for the rearmost hole. It was missing when I got the bike and I wanna make sure I get the right one. Does anyone have a reference for what it’s supposed to look like?

Hi guys, I just bought this boi over the weekend and I’m trying to find a seat screw for the rearmost hole. It was missing when I got the bike and I wanna make sure I get the right one. Does anyone have a reference for what it’s supposed to look like?