Thats called a fillister head screw, chromed. MrG's has them but they also have a minimum order charge. I have new ones from them since I always meet that min. when I order.
If there is other hardware you need goto www.mrgusa.com
If these are all you need,
PM me your mailing address and how many you need. 68 up has one more than 67 bezels. Gotta love this forum aye ?